1 John 1:10 in the World English Bible
If we say that we haven’t sinned, we make him a liar, and his word is not in us.
Context
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.