Opens in a new tab

God Is Light. 1 John 1

September 23, 2026
a mountain range with clouds

March 10, 2026.

This article will focus on the first chapter of 1 John.

1 John 1 (KJV)

  1. “That which was from the beginning, which we have heard, which we have seen with our eyes, which we have looked upon, and our hands have handled, of the Word of life;
  2. (For the life was manifested, and we have seen it, and bear witness, and shew unto you that eternal life, which was with the Father, and was manifested unto us;)
  3. That which we have seen and heard declare we unto you, that ye also may have fellowship with us: and truly our fellowship is with the Father, and with his Son Jesus Christ.
  4. And these things write we unto you, that your joy may be full.
  5. This then is the message which we have heard of him, and declare unto you, that God is light, and in him is no darkness at all.
  6. If we say that we have fellowship with him, and walk in darkness, we lie, and do not the truth:
  7. But if we walk in the light, as he is in the light, we have fellowship one with another, and the blood of Jesus Christ his Son cleanseth us from all sin.
  8. If we say that we have no sin, we deceive ourselves, and the truth is not in us.
  9. If we confess our sins, he is faithful and just to forgive us our sins, and to cleanse us from all unrighteousness.
  10. If we say that we have not sinned, we make him a liar, and his word is not in us.”  1 John chapter 1 (KJV).

How the Chapter Works as a Whole

This chapter is tightly structured. It is not a random devotional reflection. It has a clear flow:

  1. Incarnation and Fellowship (vv. 1-4)

John begins with the tangible, historical reality of Christ, whom people heard, saw, and touched. He is grounded in fellowship with God in the manifested life of Jesus Christ. Salvation is participation in something objective and revealed. The purpose: “that ye also may have fellowship with us… with the Father and with his Son.” The goal is communion, relationship, or fellowship with God.

  • God Is Light (v. 5)

This is the theological thesis of the chapter: “God is light, and in him is no darkness at all.” This means:

  • God is morally pure. Impurity is darkness.
  • God is truth.
  • God is life.

What follows unpacks what fellowship and relationship with such a God must mean for Christians.

  • Three False Claims (vv. 6, 8, 10)

John presents three similar statements. The first false claim is, “If we say we have fellowship with him, yet walk in darkness, we lie and do not the truth.”

They likely reflect early proto-Gnostic claims (as later opposed by figures like Irenaeus):

Claim #1. v. 6, “We have fellowship with Him but walk in darkness”. That is impossible.  

           Fellowship and relationship require congruence with God’s light, according to ChatGPT’s interpretation of Irenaeus.

But what does that mean? It sounds pious enough, but it’s woefully short on meaning. John says that if we walk in the darkness of sin, we lie and do not tell the truth. That makes much more sense and aligns with what we understand about light.

The significance of this verse is that almost all evangelical Christians today claim to walk in the darkness of daily sin or nearly so. John says they lie and do not tell the truth. Walking in darkness and walking in light at the same time are not compatible, yet most Christians believe it is normal, ordinary, and to be expected in a believer’s life.

Right off the bat, we face an ugly truth. Living in sin, as a normal and expected Christian behavior, is rejected by the apostle John, but accepted by most Christians today. Few are those Christians who actually believe that living in ongoing sin is walking in darkness and reveals that we have no fellowship with God or relationship with Him.

Claim #2. Verse 8. “If we say we have no sin, we deceive ourselves and the truth is not in us.”

This verse does not deny our own moral corruption. I wrote an entire article on this one verse, titled “If We Say We Have No Sin”. Please refer to it on my website.

Most evangelical Christians today interpret this to mean that if a Christian claims that they are not living in sin at this present moment, they are deceived, and the truth is not in them. But that is not at all what John is claiming in this chapter, and the rest of 1 John makes it abundantly clear that no one born of God continues to sin. Only those born of the devil continue to sin.

In brief, this verse states that we have all sinned at some point in our lives and can never claim otherwise. In John’s time, some claimed sinless perfection. The verse that follows confirms this.

Claim #3. Verse 10. “If we say that we have not sinned, we make him a liar, and his word is not in us.”  

This is what ChatGPT says about this verse: It is even a stronger statement and a denial of actual acts of sin. It makes God a liar (because Scripture says all have sinned)”.

I wrote an article on Romans 3:10 titled “All Have Sinned, No One Is Righteous, No, Not One,” which ChatGPT quotes in part: “Scripture says all have sinned.” This reference in Romans comes from the Old Testament, and it is clearly talking about those Jews who had rejected their God. It refers to a Psalm directed to the fool: “The fool has said, there is no God.” All those who reject God are fools and sinners. The mass of the Jews were fools, but there was always a remnant of true believers then and today who are righteous and who are walking in the light. The remnant may be small in number, but they are here.

How do we know that every human being who has ever lived has sinned? What about Enoch, Job, Elijah, and others that you might be aware of? Do we know absolutely, from this verse alone, that every person has sinned? Are we omniscient? A few individuals in Scripture seem to be exceptions to the rule.

What about babies who die early? Have they sinned? Are we going to assume Augustinian anthropology is true before we answer that question? Most Christians do, and that is why they constantly use this passage incorrectly.

4) The Positive Path (vv. 7, 9)

These two verses are parallel to the false claims.

Verse 7. “But if we walk in the light, as he is in the light, we have fellowship one with another, and the blood of Jesus Christ his Son cleanseth us from all sin”.

Both of these are conditioned on us walking in the light of truth and holiness,

  • Ongoing fellowship
  • Ongoing cleansing by the blood of Christ

The verb “cleanseth” (present tense) indicates continuous action. This is not sinless perfection. It is life lived openly before God, according to ChatGPT.

Let me address something I think is or should be obvious. This verse claims that if we walk in the light of truth, righteousness, and holiness, then we have fellowship one with another and the blood of Jesus Christ cleanseth us from all sin. This may not be sinless perfection, but it is most definitely a holy and righteous walk, rather than walking in the darkness of unrepentant sin for the rest of our lives. Most Christians today think that all true Christians sin daily or nearly so. At the same time, they believe they walk in the light of righteousness and the darkness of sin. What confusion is this? Why didn’t ChatGPT make that kind of comment? Was it fear of offending the sin daily crowd?

Verse 9. “If we confess our sins, he is faithful and just to forgive us our sins, and to cleanse us from all unrighteousness”.

According to ChatGPT, this means:

  • Ongoing acknowledgment of sin
  • Ongoing forgiveness
  • Ongoing cleansing, even given the fact that many believe Christians sin daily

Do you think John is saying that confession alone brings God’s mercy? I do not, for that is contrary to Scripture. We are told that those who confess and forsake their sins will find mercy. This passage does not present confession without repentance, even though ChatGPT leaves that option open. That is very unfortunate.

Where Modern Interpretations Often Go Wrong

According to ChatGPT, you have likely seen this tension:

  • Some say 1 John 1 proves Christians must keep sinning.
  • Others say 1 John teaches near-perfection.

ChatGPT says the confusion comes from isolating verses.

Error #1: Using v. 8 to teach perpetual necessary sinning

Modern evangelical readings often treat: “If we say we have no sin…” to mean that we are right now in the present sinning. They seem to believe that John is saying: “All Christians always continually sin or that Christians actually never stop sinning.” But John opposes the denial of sinfulness, not the inevitability of constant transgression. In fact, John is teaching the exact opposite of constant sin for the one born of God. Only those born of the devil sin constantly or daily.

When read alongside chapter 3 (“whosoever is born of God doth not commit sin”), it’s clear John distinguishes:

  • A Christian life characterized by unrepentant sin

from

  • Occasional and rare sinful failure confessed, repented of, or forsaken, and then cleansed.

Error #2: Separating cleansing from walking

Verse 7 connects: Walking in the light with continuous cleansing.

 Modern forensic-only readings often detach cleansing from actual transformation, reducing it to mere legal bookkeeping. But the text presents cleansing as relational and participatory. It is not a fictional imputed cleansing as most Christians today believe.

Error #3: Making 1:9 a mechanical reset button

Many modern devotionals and sermons use this as a method. Sin, confess, legal cleansing, repeat endlessly because Christians never stop sinning in this life. That is not the gospel, and it is most certainly not the teaching of John.

But John’s structure suggests that walking in the light is living honestly and righteously before God as a way of life. Confession alone is not forgivable without the forsaking of the sin. It is about truthfulness, and not about a ritual forensic reset, as many Christians falsely believe.

The Internal Harmony of John. Chapter 1 teaches:

  • God is pure light. He is holy and righteous.
  • Fellowship and relationship require congruence with that light. We must walk and live holy and righteous lives.
  • Christians may still have sin to confess. But sin should be the rare exception and not the general rule, as in sinning daily.
  • Denying sin (that we have never sinned at all in our entire life) is incompatible with truth.
  • Christians sinning daily denies the grace and power of the gospel.
  • But walking in the light results in real cleansing from sinning, not merely a forensic legal pardon.

1 John avoids both extremes:

  • Sinless perfectionism (I have never met anyone who claimed sinless perfectionism; have you? I wonder why ChatGPT even brings this up.
  • Normalized ongoing rebellion and sin, but that is exactly what Calvinism and most of evangelicalism have done. Is that not true?

Chapter 1 describes a life in the light — a life of repentance, truth, and cleansing. A life of righteousness and holiness, not a life of constant sin.

The next step will be to consider the following.

  1. Greek tense analysis
  2. How chapter 1 fits with chapter 3 of First John
  3. How Augustine of Hippo read it
  4. How Reformation readings shifted emphasis
  1. Greek Grammar: What the Verbs Actually Say according to ChatGPT

The key verbs: 1 John 1:7. “The blood of Jesus Christ his Son cleanseth us from all sin.”

Greek: katharizei (present active indicative). The present tense here indicates ongoing action.

Not:

  • “cleansed once” and never needing to be cleansed again

But it means:

  • “is cleansing”
  • “continually cleanses.”

This supports an ongoing relational purification, not a one-time forensic declaration of innocence and eternal security.

1 John 1:8

“If we say that we have no sin…”

Greek: hamartian ouk echomen means literally: “we do not have sin.” “HAVE sin” equals possessing sinfulness. According to ChatGPT, this refers to the reality of sin, not merely to isolated acts.

1 John 1:9

“If we confess…” Greek: homologōmen (present subjunctive). This implies ongoing confession—not a one-time ritual.

2. Now compare this with chapter 3.

1 John 1 and 1 John 3 — The Apparent Contradiction

In chapter 3: “Whosoever is born of God doth not commit sin…” “He cannot sin…”

Greek uses present tense verbs like:

poiei hamartian — “does sin.”
hamartanein — “to be sinning.”

Most scholars agree that the grammar implies continuous, habitual sinning. But what is habitual sin? Isn’t something we repeat habitual? That adjective is not very helpful, for it leaves a great deal of room for self-justification and self-interpretation.

Therefore:

John Chapter 1. Believers may still have sin to confess and repent of if they commit sin, but sin is not inevitable


John Chapter 3. Believers do not live in sin

The key distinction:

  • 1:8 denies sin’s presence altogether (that is an error)
  • 3:6 denies a life characterized by sin (also an error)

John is opposing two extremes:

One extreme states, according to ChatGPT, that I have no sins – I have never sinned in my entire life- but John says you are deceiving yourself if you believe that.

And the other extreme, according to ChatGPT, is that sinning is compatible with the new birth, and that is not true.

The modern confusion happens when we flatten both into either:

  • “Christians must constantly sin.”
    or
  • “Christians never sin at all.”

According to ChatGPT, John teaches neither. But that is not the rest of the story, for John teaches that Christians are habitually holy and not habitually sinful. Why didn’t ChatGPT say that plainly?

  • Augustine’s Reading

Augustine of Hippo leaned strongly on 1:8-9 against perfectionism. He argued:

  • Even the regenerate retain concupiscence. Christians sin daily.
  • Therefore, “if we say we have no sin” applies to Christians. Christians are always sinful.

For Augustine:

  • 1 John 3 describes the direction of life. But he still believed Christians sin daily, so that is the direction of life, isn’t it? By that standard, no “Christian” is born again.
  • 1 John 1 describes the ongoing reality of weakness, says ChatGPT regarding what Augustine believed. No, it doesn’t; I must disagree. It reveals the victory of our faith in overcoming sin.

But Augustine’s anthropology (a strong doctrine of inherited corruption, depravity, and inability) tends to emphasize abiding sin more than most earlier Greek fathers. Earlier fathers, such as John Chrysostom, more often stressed moral transformation and victory rather than Augustine’s continual defeat.

I think the truth is that Augustine and the early church strongly disagreed on Augustine’s false interpretations of inherited sin and guilt.

  • Reformation Shift

Reformers like Martin Luther and John Calvin leaned heavily on 1 John 1:8 and Augustine’s false interpretation.

This supported: Simul justus et peccator (“simultaneously righteous and sinner”), which I regard as a flat denial of what Jesus said: a good tree can’t bring forth bad fruit. It also denies the apostles’ teachings.

1 John 1 became central for:

  • Ongoing forensic forgiveness
  • Continual imputation
  • Legal standing before God

All of which is false in my estimation.

Meanwhile, 1 John 3 was often interpreted as:

  • Hypothetical
  • Ideal
  • Or referring only to gross sin, whatever that means.

Did you notice that the emphasis shifted from ontological transformation to forensic status? That is not to say the Reformers denied any transformation at all (but sinning daily is not much transformation, is it?) — “but the center of gravity shifted”, so says ChatGPT.

The reality is that the gospel itself shifted from salvation from the commission of sin to salvation in the present commission of sin. That is not just a benign shift; it is a radical departure from the gospel handed down to us through the apostles and the early church.

The Internal Coherence of the Epistle

If we read 1 John as a whole:

  • New birth produces real moral change.
  • Walking in the darkness of sin is incompatible with fellowship and being born again
  • Yet believers remain dependent on ongoing cleansing if they sin, not when they sin, as if it were inevitable.
  • Confession and repentance from all sin are the postures of those in the light.

The epistle describes: Not sinless perfection, not necessary perpetual rebellion, but a life:

  • In the light, walking in righteousness and holiness
  • Open before God
  • Being cleansed
  • No longer characterized by regular and constant sinning

This is the next phase of this inquiry

The next really important question is: Is the “cleansing” in 1:7 primarily forensic or participatory/transformative? That is where Eastern, Augustinian, and Reformation readings diverge most sharply. We’ll look at the meaning of “the blood of Jesus… cleanseth us” (1 John 1:7) under three broad frameworks:

  1. Augustinian
  2. Reformation (Luther/Calvin)
  3. Eastern/participatory

And then we’ll weigh the text itself.

The Text Again

“The blood of Jesus Christ his Son cleanseth us from all sin.” (KJV). Greek: to haima Iēsou… katharizei hēmas apo pasēs hamartias. Present tense — ongoing cleansing.

Two questions determine everything:

  1. What is “cleansing”?
  2. From what are we cleansed? Is it just the guilt, or does it include the corruption, or both?

Augustine — Cleansing as Ongoing Forgiveness plus Healing

Augustine of Hippo read 1 John primarily in light of:

  • Ongoing indwelling sin (concupiscence) and his novel ideas about Original Sin and imputed guilt. (Let me add that all this is a false and unbiblical system.)
  • The need for continual forgiveness (Because Augustine has already determined that Christians continue to sin daily because of Adam’s Original Sin)

For Augustine:

  • Christians truly belong to God.
  • But they still carry sin within. Christians sin daily.
  • Therefore, cleansing is continuous pardon and gradual healing, but never fully healed.

ChatGPT states that Augustine did not reduce cleansing to a mere legal declaration (But he really did). His anthropology (a strong doctrine of inherited corruption) made ongoing forgiveness central and indispensable, since even Christians sin daily.

So cleansing equals forgiveness plus progressive inward healing or the forsaking of some sin, even though Christians still sin daily. So much for the idea of progressive inward healing that Augustine taught.

Reformation — Primarily Forensic Cleansing

Martin Luther and John Calvin sharpened the emphasis Augustine had made.

Because of:

  • Total depravity and total inability
  • Simul justus et peccator

They leaned heavily toward the view that cleansing equals the continual application of Christ’s righteousness to Christians by fictional imputation. The logic runs like this:

  • Believers still sin daily.
  • Therefore, they need continual imputed cleansing.
  • 1:7 supports ongoing justification in a relational sense.

Transformation is real (but actually not real at the same time), but never the ground of assurance. So, cleansing largely becomes the legal removal of guilt before God and has little to do with any material cleansing from ongoing sinning. That, my friends, is not transformation; it is window dressing and religious sophistry.

Eastern / Participatory Reading — Ontological Purification

In the Eastern tradition (echoing earlier Greek fathers such as John Chrysostom), cleansing is often read ontologically. God is light. To walk in the light is to actually participate in that light of a holy walk.

Therefore, cleansing is:

  • Real purification
  • Real transformation
  • Removal of corruption
  • Growth into likeness

It is not merely bookkeeping. It is communion with God. The present tense (“cleanseth”) fits naturally with this reading: As we remain in the light, we are purified.

Which Best Fits 1 John? Now look at the structure:

  1. “God is light.”
  2. “If we walk in darkness, we lie.”
  3. “If we walk in the light… we have fellowship.”
  4. “The blood… cleanseth.”

Cleansing is directly tied to walking in light. That suggests something more than courtroom language. It is relational and participatory. Also note: 1:9 says God cleanses us from “all unrighteousness” — not just guilt.

And chapter 3 insists that the new birth breaks sin’s dominion. So, the epistle does not sound like “Believers are totally corrupt but legally covered,” as many falsely believe. Nor does it sound like: “Believers never fail”, which few have ever believed, but some Christians want us to think it is a real problem, which it is not.

It sounds like: Those in the light are truly being purified, even as they confess and forsake any remaining sins. Sin is no longer a normal Christian experience.

ChatGPT seems to go out of its way to make sure that the message is that Christians continue to sin all their lives, but not as much as they did before Christ. I think this confuses the entire issue and unnecessarily clouds the truth. This book of John conveys the message that sin in the believer is the exception in their life, diametrically opposed to Augustinian Calvinism and most of evangelicalism’s belief that Christians sin daily or frequently.

Where the Modern Confusion Comes From

Modern evangelicalism often blends:

  • Augustinian anthropology
  • Reformation forensic emphasis
  • Revivalist assurance language

The result can be/usually is:

  • Strong insistence that believers inevitably sin daily
  • Heavy reliance on 1:9 as continual legal reset
  • Minimal expectation of deep moral transformation

This can create tension with Chapter 3’s bold statements. John’s logic is tighter:

  • New birth equals real moral change in us. Sinners become saints.
  • Walking in light equals real cleansing. Such were some of you…
  • Denial of ever having sinned is deception
  • Life characterized by sin is incompatible with God. No one born of God sins.

It is internally consistent. He who does what is right is righteous, just as Christ is righteous.

A Key Theological Question

Is cleansing: A declaration over a still-dark interior?

Or

Is the light of God actually driving out darkness?

John’s imagery strongly favors the second. The most textually balanced reading is:

Cleansing includes forgiveness but cannot be reduced to a forensic status, because it is tied to walking in the light of truth and righteousness.

We will now consider the following.

How this connects to the assurance of salvation, or how 1 John handles “confidence before God” in chapter 3, and how this affects preaching about habitual or ongoing sin.

All three flow directly from how we define “cleanseth.” Let’s follow the thread forward into assurance, confidence, and habitual sin, because 1 John is written explicitly to stabilize believers without dulling moral seriousness.

  1. Assurance in 1 John
  2. “Confidence before God” (chapter 3)
  3. Habitual sin and pastoral preaching
  1. Assurance in 1 John

Near the end of the letter, John tells us his purpose: “These things have I written unto you that believe… that ye may know that ye have eternal life.” (5:13)

Assurance of salvation is central. But notice how assurance works in this epistle. It is never grounded in:

  • A past decision alone
  • A momentary experience
  • A purely legal declaration detached from life

All of this fiction is present in almost all evangelical teaching today. Instead, assurance arises from three converging realities:

(1) Doctrinal confession

Right belief about Christ (chapters 2 & 4)

(2) Moral transformation

Walking in light (1:6-7; 2:3-6; 3:6-10)

(3) Brotherly love

Love as evidence of life (3:14)

For John, assurance is participatory and evidential. Christians have assurance of their salvation as they actually walk in the light of truth, righteousness, and holiness. And this is definitely contrary to much of Christian teaching and preaching today, where assurance is the belief that salvation is unconditionally guaranteed, irrespective of our actual moral transformation. How can honest Christians read the epistle of First John and believe that moral transformation is optional?

How is it that Christians can honestly believe that genuine Christians continue to live in sin after an honest and objective reading of this book and the rest of Scripture? If there is mystery in the Bible, then this is one of the greatest mysteries in all of the Word of God.

  • “Confidence Before God” — 1 John 3

In chapter 3, we read: “Hereby we know that we are of the truth, and shall assure our hearts before him.” (3:19). The word “assure” (Greek: peisomen) means to persuade or quiet. Then comes this crucial line: “Beloved, if our heart condemn us not, then have we confidence toward God.” (3:21)

Confidence (parrēsia) means boldness — freedom of access. Now here is the key. Confidence is linked to:

  • Loving in deed and truth
  • Keeping His commandments
  • Doing what pleases Him

This does not mean absolute perfection, which is naturally impossible for a sinner. But it does mean congruence. John does not ground confidence in: “I am positionally righteous while living in sin contrary to God.” But this is exactly what most evangelical teaching holds.

He grounds it in: “A life aligned with God’s light.” That means we walk in God’s light in righteousness and holiness, not in the darkness of sin. This only makes sense if cleansing in chapter 1 is real purification rather than merely a legal covering, as taught and believed by most of evangelical Christianity today.

  • Habitual Sin — The Real Flashpoint

Chapter 3 says: “Whosoever abideth in him sinneth not.” As we discussed earlier, the Greek implies ongoing, settled practice, according to ChatGPT. However, we must come back to our understanding of what makes something a habitual or settled practice. The natural implication is that sinning is frequent and regular, but is that what John is teaching? I do not believe it.

John is drawing a sharp line. You cannot:

  • Walk in darkness

and

  • Claim fellowship with God

You cannot:

  • Live in habitual sin, or better, you can’t live in unrepentant sin

and

  • Claim new birth

But John has already said believers confess sins (1:9). So, what is excluded? Not failure. But settled, defended, identity-level sin, according to ChatGPT.

What in heaven’s name does that mean? This language, used by ChatGPT and most other evangelicals in some form, can only encourage Christians to become careless about sin in their lives by telling them that some amount of sin is not deadly as long as it doesn’t become “habitual, settled, defended, identity-level sin”. Therefore, they have nothing to worry about so long as their sinning doesn’t become too frequent, whatever that means. That is not the Bible’s message.

All grave sin or presumptuous sin is deadly and must be repented of immediately, or death is the result. And you will recall that ChatGPT, in an earlier exchange, modified this language of habitual and refuted its early claims.

In 1 Corinthians 6, Galatians 5, and Ephesians 5, Paul tells Christians that they must not be deceived; the unrighteous will not inherit the kingdom of God and Christ. Paul then says that anyone who commits these sins will die in them unless they cease.

“Know ye not that the unrighteous shall not inherit the kingdom of God? Be not deceived: neither fornicators, nor idolaters, nor adulterers, nor effeminate, nor abusers of themselves with mankind, nor thieves, nor covetous, nor drunkards, nor revilers, nor extortioners, shall inherit the kingdom of God. And such were some of you: but ye are washed, but ye are sanctified, but ye are justified in the name of the Lord Jesus Christ, and by the Spirit of our God.”

Does Paul give any hint at all that he was suggesting to them that they could do these sins and still inherit the Kingdom of God as long as they don’t make sinning a “settled, defended, identity-level sin, according to ChatGPT? Do you see how foolish and dangerous that is? Paul is not telling us that a certain amount of grave sin is not a problem. He is not saying that sin will not condemn you until you habitually commit it or regularly practice it as a way of life, whatever that actually means. He is saying that when you commit any one of the sins he lists, you are unrighteous the moment you sin, and the unrighteous will not inherit the kingdom of God.

How many sins did Adam and Eve commit before they lost their communion with God? It was one deliberate and presumptuous sin. See also Ezekiel 18 and 33, which make clear that on the day the righteous trust in their righteousness and commit sin, none of their past righteousness will be remembered. They will die that very day they sin against God.

Paul tells us that when we commit any of these sins, even once, we are unrighteous and must repent or face the consequences of sin: death. See Romans 6:23. Paul and other scriptures also tell us that genuine repentance will restore us immediately. But if Christians do not repent of all their sins, they will not inherit the kingdom of God. Very few Christians actually believe any of this and think I am out of my mind.

See my other articles on sin and on how many sins are compatible with saving faith and eternal life.

How This Affects Preaching Today

Here is where modern confusion often enters.

If cleansing is primarily forensic, you can preach, “Even if you keep falling into the same sins, just claim forgiveness. Or just trust that Christ paid it all and there is nothing we can do. Believe the promise that you are eternally secure.” According to ChatGPT, the danger is that assurance detaches from transformation.

In other words, the message is that all sinning Christians, that is, all unrepentant believers, will be deceived and falsely believe that the unrighteous will, in fact, inherit the kingdom of God, contrary to what Paul taught.

ChatGPT then states this: if cleansing is purely perfectionistic, you can preach, ‘If you sin, you must not be saved.’ The danger is that a tender conscience might collapse, according to ChatGPT.

But who actually teaches anything resembling perfectionism? I do not know of any. When a sinner becomes a saint of God through the new birth, the sin stops, and that has nothing at all to do with perfectionism. It has everything to do with God’s grace and promises. What ChatGPT is saying is that just because Christians sin, that doesn’t mean they are not saved. But what does it mean? It can only mean that Christians sin some amount and are saved in their sins and not from their sins. That is not the gospel.

If a Christian does sin, they must repent or be lost. ChatGPT and most other Christians will go to great lengths to tell Christians that sin will not result in death for them. Death is the result for unbelievers, or are we to believe that non-Christians can sin some amount before eternal death is the result? Do you not see how this makes God partial and unjust? If Christians are not separated from God over one grave sin, then that must also be true of unbelievers. Who really believes that?

Telling Christians that unrepentant sin in their life doesn’t mean they are not a Christian will “harden their conscience and lead them to destruction”. ChatGPT should be more concerned with that than with “a tender conscience might collapse.”

John avoids both. He gives:

  • Severe warnings against walking in the darkness of sin and unrighteousness
  • Strong comfort for those confessing (and let us not forget repenting) in the light

His model is:

Fellowship → honesty → cleansing → growth → confidence.

The Balance in 1 John

The epistle describes a believer as:

  • No longer characterized by sin
  • Yet still confessing sin if it is committed, but it doesn’t need to be committed
  • Being cleansed
  • Growing in love
  • Increasing in confidence

Assurance grows not by ignoring obedience, but by seeing the Spirit’s work in obedience. According to ChatGPT, this fits beautifully with my earlier insight:

Obedience is not the basis of salvation, but it is the form salvation takes in lived reality, according to ChatGPT. I maintain that it is better to say that obedience is a condition of salvation because genuine faith is obedient. Salvation is by grace through faith. And saving faith is always faithful and obedient.

In John’s framework:

  • God’s love is the source.
  • Christ’s blood is the means.
  • Walking in light is the sphere.
  • Cleansing is ongoing participation.
  • Confidence is the fruit.

Does 1 John teach perseverance of the saints (eternal security), or does it allow for real apostasy?

  1. The Key Passage — 1 John 2:19

“They went out from us, but they were not of us; for if they had been of us, they would no doubt have continued with us…”

This is the central perseverance verse. John explains certain defectors (likely proto-Gnostic teachers denying Christ’s incarnation) and says:

  • They left.
  • Their leaving revealed they were never truly “of us.”

The argument is: True belonging → perseverance; Non-perseverance → never truly belonged

That sounds very much like Augustine’s later perseverance theology, so they claim. Let us also remember that it ignores the warning passages such as Hebrews 6 and 10, which are warning professing Christians of the real threat of apostasy.

  • The New Birth Language — Chapter 3

“Whosoever is born of God doth not commit sin… and he cannot sin, because he is born of God.”

The language is strong: New birth creates a new principle of life. This is not merely external membership — it is ontological change. John seems to argue that God’s seed abides. Therefore, a life of ongoing sin is incompatible with being born of God. This supports the idea that true regeneration produces enduring transformation. And that means sin in the life of a believer is the rare exception, not the general rule.

  • The Abiding Theme

Throughout the letter, John emphasizes:

  • “Abide in him” (2:28)
  • “Let that therefore abide in you…” (2:24)
  • “He that abideth in love abideth in God” (4:16)

Abiding is relational continuity. Now here’s the interpretive crux. Is abiding a guaranteed result of true new birth?

Or

A real condition that believers must continue in?

According to ChatGPT, the text can be read either way. I do not believe it. 1 John is the most explicit in all the bible that continuing to sin is not compatible with new life in Christ. Very few Christians believe any such thing, which is one reason I write these articles. Their souls are at risk whether they believe it or not. Maybe a few will become teachable and find freedom and eternal life.

I understand that most Christians will view me and my ideas with great suspicion. They may not have heard anything like what I am teaching in their entire Christian life.

  • The Reformation Reading (Perseverance)

John Calvin read 2:19 as decisive: Those who fall away were never regenerated.

This aligns with classic Reformed perseverance:

  • True regeneration cannot be undone.
  • God preserves His elect.
  • Apostasy reveals false profession.

This reading fits neatly with:

New birth language
Seed abiding
Incompatibility of ongoing sin, per ChatGPT

ChatGPT has it wrong again. They actually teach the exact opposite of this: that for believers who sin daily, it is normal to sin habitually. Out of one side of their mouths they may indeed say that ongoing sin is incompatible with the new birth, and then out of the other side of their mouth, they will tell Christians to expect to sin daily in thought, word, and deed.

False teaching may indeed create a strong ontological security. But that security is based on falsehood.

  • The Alternative Reading (Real Danger of Departure)

Other traditions — including earlier Greek fathers like John Chrysostom — often stress:

The real necessity of abiding. They tend to read the warnings as genuine:

  • Walking in darkness excludes fellowship.
  • Hatred reveals death.
  • Loving the world endangers the soul.

In this reading, John 2:19 specifically refers to those false teachers, not to a universal metaphysical rule. The emphasis is pastoral: “Remain in what you received.”

  • How 1 John Actually Balances It

Notice something subtle. John uses strong ontological language (born of God, seed abides) and strong exhortations (abide, keep yourselves, guard against idols; 5:21).

He does not say: “Relax, perseverance is automatic, unconditional and guaranteed.”

Nor does he say, according to ChatGPT, “You are constantly on the brink of losing salvation.”

I very much disagree with ChatGPT’s characterization of John. For John says exactly that: you are constantly on the brink of losing salvation if you continue to sin and assume that God’s grace will excuse your ongoing sinning.

Instead, assurance and perseverance flow through abiding. The structure looks like this:

  • New birth produces light and love.
  • Those in light confess (and forsake sin) and are cleansed.
  • Cleansing strengthens confidence.
  • Confidence deepens abiding.
  • Abiding preserves fellowship and relationship

It is relational perseverance, and it is very much conditional.

  • ChatGPT continues, How This Connects to Your Earlier Questions

You’ve been drawing careful distinctions between:

  • Necessary conditions
  • Final cause
  • Obedience as form vs basis

ChatGPT continues: 1 John fits that framework beautifully.

If we use causal language:

  • God’s love = final cause
  • Christ’s blood = efficient/meritorious cause
  • Faith/abiding = instrumental participation
  • Obedience/love = evidential manifestation

Perseverance, then, is not: Meriting salvation. It is continued participation in the life of God. It is a condition of salvation.

  • So, Can Someone Walk in the Light and Later Walk Away?

Here is the careful answer 1 John allows. If someone definitively abandons Christ and walks in darkness, John says this reveals something fundamental about their true relation to the life of God. But John also speaks pastorally to believers as responsible agents:

“Abide.”
“Keep yourselves.”
“Little children, guard yourselves from idols.”

The letter does not turn perseverance into a cold metaphysical decree. It keeps it relational, participatory, and conditional.

  • The Real Theological Tension

Everything hinges on this question: Is the new birth an irreversible ontological act?

Or

A living participation that must continue?

1 John uses language that emphasizes durability but frames everything within a lasting relationship, according to ChatGPT. I do not understand why ChatGPT doesn’t clarify this more. The new birth depends on meeting conditions of salvation throughout a person’s life. Perseverance and security are conditional.

Is assurance grounded primarily outside of us (objective/forensic), or inside lived participation (walking in the light)?

1 John forces us to answer carefully, because it refuses simplistic answers.

  1. Objective Ground of Assurance

1 John has an external foundation. John begins not with experience, but with incarnation: “That which we have heard… seen… handled…”

Assurance is rooted in:

  • The manifested life of Christ
  • The atoning blood of Christ
  • The faithfulness and justice of God (1:9)

This is objective. It does not rise and fall with your emotional state. Later, he says:

“God is greater than our heart” (3:20)

So, the foundation of assurance is:

God’s character
Christ’s work
God’s promise

That prevents introspection from becoming morbid.

  • Participatory Evidence of Assurance

But John does something very un-modern. He repeatedly says: “Hereby we know…”. And what follows?

  • We keep His commandments (2:3)
  • We love the brethren (3:14)
  • We do righteousness (2:29)
  • Our heart does not condemn us (3:21)

Assurance is evidenced by transformation. Without evidence, there is only a fictional assurance propped up by believing lies, and that is exactly what much of evangelical Christianity provides these days.

1 John is not about absolute perfection. This is not medieval merit theology. Nor is it a bare forensic declaration. It is participatory realism based in reason and truth.

  • Where Modern Confusion Entered

After Martin Luther and John Calvin, Protestant theology became extremely cautious about grounding assurance in inward change, according to ChatGPT. How pathetic is that?

The fear was: If assurance rests on obedience, it becomes works-righteousness, which is not true, but it works well as an explanation to discount evidence.

The emphasis shifted heavily toward Christ for us, rather than Christ in us. The result in many circles: Assurance becomes remembering a past act of faith, even if the subsequent transformation seems minimal or is not all evident. The enemy wins again. However, that reading struggles with 1 John because it is so obviously untrue.

Because John plainly says: “He that saith, I know him, and keepeth not his commandments, is a liar.” (2:4). That is strong and abundantly clear, even for the hard of hearing and the hard of seeing.

  • But Purely Participatory Assurance Is Also Dangerous, cautions ChatGPT

If assurance rests entirely on: “How well am I doing spiritually?” Tender consciences will collapse. That happened in some holiness movements, according to ChatGPT.

In some cases, that may have been true. God knows. But when this is described accurately and honestly, a tender conscience will not despair but will be motivated to repent and find peace again. But if they refuse repentance, their tender conscience should scream out.

The way ChatGPT titled this is itself a false picture. ChatGPT says, A purely participatory assurance is also dangerous. That is true only if it is not attached to the hope of renewal through repentance.

John says, “If our heart condemn us, God is greater than our heart.”

Assurance is not absolute perfection-based. It is pattern-based. And dependent on meeting the conditions, which include repentance when called for.

  • How 1 John Integrates Both

The letter’s structure is as follows. Objective foundation:

  • Christ manifested
  • Blood cleanses
  • God is faithful

Participatory evidence and mandatory conditions:

  • Walking in light
  • Loving the brethren
  • Keeping the commandments

Relational dynamic:

  • Confession (including repentance)
  • Cleansing
  • Growing confidence

Assurance grows in fellowship. It is not: “I once believed, and even my ongoing sin will not damn me.”

It is not: “I am flawless.”

It is: “I am walking in the light of righteousness, confessing my sins when needed, loving the brethren, and trusting Christ by faithful obedience — therefore I have confidence.” ChatGPT’s original statement was unsatisfactory, so I edited it as I have when I strongly disagree with ChatGPT’s comment.

  • The Deep Theological Insight

Assurance in 1 John is covenantal. Think of it this way: Marriage assurance does not rest only on:

  • A wedding certificate (objective)

Nor only on:

  • Emotional warmth (subjective)

It rests on:

  • A real covenant
  • Faithful participation in that covenant

That is John’s logic. But it is not the logic of Augustinian Calvinism, which declares that Christians can habitually commit adultery (sin daily) and have nothing to worry about. God will never divorce them. They forget the fact that God divorced Israel.

  • ChatGPT continues, Now, let’s Tie This Back to Your Earlier Distinctions

Earlier you distinguished: (see my article, That For The Sake Of Which And That Not Without Which.)

  • Necessary conditions (sine qua non)
  • Final or procuring cause (causa finalis): God’s love as a fountain

In 1 John:

  • God’s love is the source, the procuring cause of salvation.
  • Christ’s blood is the means.
  • Walking in light is the sphere of conditional participation.
  • Obedience is the manifestation of walking in the light.
  • Confidence is the fruit.

Assurance is not the cause of salvation. It is the settled confidence that arises when participation aligns with the profession. When we walk the talk.

  • The Pastoral Implications
  • When preaching to the careless Christian, John warns.
  • To the scrupulous, John gives comfort.
  • To the presumptuous, John gives tests and a rebuke.
  • To the faithful struggler, John offers cleansing and confidence through repentance.

It is a profoundly balanced letter.

Final Comments

This then is the message which we have heard of him, and declare unto you, that God is light, and in him is no darkness (not lies and no sin) at all.

If we say that we have fellowship with him, and walk in darkness (sin and unrighteousness), we lie, and do not speak the truth:

But if we walk in the light (of righteousness and truth), as he is in the light, we have fellowship one with another, and the blood of Jesus Christ his Son cleanseth us from all sin.

Can it be any clearer? The word of God says that all Christians who claim to know Him and have fellowship with God, but who walk in the darkness of sin (they sin daily or nearly so), lie and do not speak the truth. Only Christians who walk in the light of the truth and in righteousness, as He is in the light, have fellowship with one another; only then does the blood of Jesus Christ cleanse us from all sin.

Share:

Comments

Leave the first comment 

<!-- if comments are disabled for this post then hide comments container -->
<style> 
<?php if(!comments_open()) { echo "#nfps-comments-container {display: none !important;}"; }?>
</style>