Verses with the word confessed in the Old Testament (3 verses):

Ezra 10:1
Now when Ezra had prayed, and when he had confessed, weeping and casting himself down before the house of God, there assembled unto him out of Israel a very great congregation of men and women and children: for the people wept very sore.

Nehemiah 9:2
And the seed of Israel separated themselves from all strangers, and stood and confessed their sins, and the iniquities of their fathers.

Nehemiah 9:3
And they stood up in their place, and read in the book of the law of the LORD their God one fourth part of the day; and another fourth part they confessed, and worshipped the LORD their God.