Parallel
1 John 1:10
Patriarchal Greek New Testament (1904) · Berean Standard Bible
ἐὰν εἴπωμεν ὅτι οὐχ ἡμαρτήκαμεν, ψεύστην ποιοῦμεν αὐτόν, καὶ ὁ λόγος αὐτοῦ οὐκ ἔστιν ἐν ἡμῖν.
If we say we have not sinned, we make Him out to be a liar, and His word is not in us.