Repentance: should be Accompanied by Confession
Source: TTT
Leviticus 26:40
But if they will confess their iniquity and that of their fathers in the unfaithfulness that they practiced against Me, by which they have also walked in hostility toward Me—
Job 33:27
Then he sings before men with these words: ‘I have sinned and perverted what was right; yet I did not get what I deserved.