1 John 1 9
If we [freely] admit that we have sinned and confess our sins, He is faithful and just [true to His own nature and promises], and will forgive our sins and cleanse us continually from all unrighteousness [our wrongdoing, everything not in conformity with His will and purpose].
Compare with other 3 random translations
NCV 1 John 1:9But if we confess our sins, he will forgive our sins, because we can trust God to do what is right. He will cleanse us from all the wrongs we have done.
AMP 1 John 1:9If we [freely] admit that we have sinned and confess our sins, He is faithful and just (true to His own nature and promises) and will forgive our sins [dismiss our lawlessness] and [continuously] cleanse us from all unrighteousness [everything not in conformity to His will in purpose, thought, and action].
GW 1 John 1:9God is faithful and reliable. If we confess our sins, he forgives them and cleanses us from everything we’ve done wrong.