I have
Exodus 9:27
And Pharaoh sent, and called for Moses and Aaron, and said unto them, I have sinned this time: the LORD is righteous, and I and my people are wicked.
Numbers 21:7
Therefore the people came to Moses, and said, We have sinned, for we have spoken against the LORD, and against thee; pray unto the LORD, that he take away the serpents from us. And Moses prayed for the people.
Numbers 22:34
And Balaam said unto the angel of the LORD, I have sinned; for I knew not that thou stoodest in the way against me: now therefore, if it displease thee, I will get me back again.
1 Samuel 15:24
And Saul said unto Samuel, I have sinned: for I have transgressed the commandment of the LORD, and thy words: because I feared the people, and obeyed their voice.
1 Samuel 15:30
Then he said, I have sinned: yet honour me now, I pray thee, before the elders of my people, and before Israel, and turn again with me, that I may worship the LORD thy God.
1 Samuel 26:21
Then said Saul, I have sinned: return, my son David: for I will no more do thee harm, because my soul was precious in thine eyes this day: behold, I have played the fool, and have erred exceedingly.
2 Samuel 19:20
For thy servant doth know that I have sinned: therefore, behold, I am come the first this day of all the house of Joseph to go down to meet my lord the king.
Job 34:31
Surely it is meet to be said unto God, I have borne chastisement, I will not offend any more:
Job 34:32
That which I see not teach thou me: if I have done iniquity, I will do no more.
Proverbs 28:13
He that covereth his sins shall not prosper: but whoso confesseth and forsaketh them shall have mercy.
Matthew 27:4
Saying, I have sinned in that I have betrayed the innocent blood. And they said, What is that to us? see thou to that.