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Core Christianity: Tough Questions Answered

FAQ: What’s the Difference between Confession and Repentance?

by Adriel Sanchez posted February 24, 2023

1 John 1:9 says, “If we confess our sins, he is faithful and just to forgive us our sins and to cleanse us from all unrighteousness.”  Is this verse talking about repentance? Is repentance the same thing as confession, or are repentance and confession two different things that Christians do?

In 1 John 1:9, the word confess is different than the Greek word that the New Testament uses for repentance. “Confess” here is the Greek word homologeo. It means to agree with, to concede, or to profess. It gets at the idea that we agree with the Lord about his Law and about our sins. So confession goes hand in hand with repentance. It’s a part of repentance. But repentance is a different word: metanoia.

In the Christian life, there’s an initial repentance, sometimes called repentance unto life, where we first turn to the Lord, laying hold of Jesus Christ by faith. But we’re called every single day of our lives to confess our sins and to walk in repentance. We continue to struggle with sin in thought, word, and deed. So 1 John 1:9, speaking mainly to those who are already Christians, highlights the importance of continually walking in the light of the truth about God’s law and our sin.

In fact, that’s precisely what he says in 1 John 1:5–8:

This is the message we have heard from him and proclaim to you, that God is light, and in him is no darkness at all. If we say that we have fellowship with him while we walk in darkness, we lie and we do not practice the truth. But if we walk in the light, as he is in the light, we have fellowship with one another, and the blood of Jesus his Son cleanses us from all sin. If we say that we have no sin, we deceive ourselves and the truth is not in us.

In other words, the idea that we’ll become morally perfect—sinless—in this earthly life is false. John indicates here the reality of ongoing, indwelling sin in the lives of believers. If anyone says he doesn’t sin, he’s a liar. Instead, we have a daily need to confess our sins. That’s why he says that we can and must confess our sins, knowing that we’ll find forgiveness.

Brothers and sisters, what a wonderful promise that is. God doesn’t say, “If you confess your sins and you really feel forgiven, then you’re forgiven.”  No, on the basis of God’s word, we come to the Lord sincerely and say, “Lord, have mercy upon me, a sinner.” You won’t always feel different, but when you go to God and confess your sins, trusting in what Jesus has done for us by dying on the cross, you’ll find forgiveness. So we’re called every day to confess our sins and to walk in repentance.

This article is part of our Frequently Asked Questions series. Listen to Pastor Adriel answer this question on Core Radio here.


Dig deeper with these free resources from Core Christianity:

Core QUESTIONS

These clear and concise PDFs answer some of your toughest questions about the Christian faith:
How Do Christians Relate to the Law?, , Have I Committed the Unpardonable Sin?, How Can God Be Loving and Wrathful?, What is Prayer?, What’s the Difference Between Justification and Sanctification?

Core GUIDES

Dive deeper with these lengthier and more thorough guides to difficult topics in the Christian life:
7 Things Everyone Needs to Know about Repentance, 9 Ways to Know You Are Really a Christian, 10 Ways God Reveals Himself as our Father

Photo of Adriel Sanchez

Adriel Sanchez

Adriel Sanchez is pastor of North Park Presbyterian Church, a congregation in the Presbyterian Church in America (PCA). In addition to his pastoral responsibilities, he also serves the broader church as a host on the Core Christianity radio program, a live, daily call-in talk show where he answers listeners' questions about the Bible and the Christian faith. He and his wife Ysabel live in San Diego with their five children.

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