'Confession' in the Bible

Joshua said to Achan, "My son, please give glory to Yahweh, the God of Israel, and make confession to him. Tell me now what you have done! Don't hide it from me!"

Hezekiah spoke comfortably to all the Levites who had good understanding [in the service] of Yahweh. So they ate throughout the feast for the seven days, offering sacrifices of peace offerings, and making confession to Yahweh, the God of their fathers.

Now while Ezra prayed and made confession, weeping and casting himself down before the house of God, there was gathered together to him out of Israel a very great assembly of men and women and children; for the people wept very bitterly.

Now therefore make confession to Yahweh, the God of your fathers, and do his pleasure; and separate yourselves from the peoples of the land, and from the foreign women."

I prayed to Yahweh my God, and made confession, and said, Oh, Lord, the great and dreadful God, who keeps covenant and loving kindness with those who love him and keep his commandments,