Psalm 38:18
For I will declare my iniquity. I will be sorry for my sin.
Psalm 32:5
I acknowledged my sin to you. I didn't hide my iniquity. I said, I will confess my transgressions to Yahweh, and you forgave the iniquity of my sin. Selah.
Proverbs 28:13
He who conceals his sins doesn't prosper, but whoever confesses and renounces them finds mercy.
Job 31:33
if like Adam I have covered my transgressions, by hiding my iniquity in my heart,
Job 33:27
He sings before men, and says, 'I have sinned, and perverted that which was right, and it didn't profit me.
Psalm 51:3
For I know my transgressions. My sin is constantly before me.
2 Corinthians 7:7-11
and not by his coming only, but also by the comfort with which he was comforted in you, while he told us of your longing, your mourning, and your zeal for me; so that I rejoiced still more.