Leviticus 20:10 If there is a man who commits adultery with another man's wife, one who commits adultery with his friend's wife, the adulterer and the adulteress shall surely be put to death.

Leviticus 24:17 'If a man takes the life of any human being, he shall surely be put to death.

1 Samuel 15:24 Then Saul said to Samuel, "I have sinned; I have indeed transgressed the command of the LORD and your words, because I feared the people and listened to their voice.

1 Samuel 15:30 Then he said, "I have sinned; but please honor me now before the elders of my people and before Israel, and go back with me, that I may worship the LORD your God."

2 Samuel 24:10 Now David's heart troubled him after he had numbered the people. So David said to the LORD, "I have sinned greatly in what I have done. But now, O LORD, please take away the iniquity of Your servant, for I have acted very foolishly."

Proverbs 28:13 He who conceals his transgressions will not prosper, But he who confesses and forsakes them will find compassion.

Micah 7:18 Who is a God like You, who pardons iniquity And passes over the rebellious act of the remnant of His possession? He does not retain His anger forever, Because He delights in unchanging love.

Luke 18:13 "But the tax collector, standing some distance away, was even unwilling to lift up his eyes to heaven, but was beating his breast, saying, 'God, be merciful to me, the sinner!' (NASB ©1995)