Numbers 14:40

14:40 And early in the morning they went up to the crest of the hill country, saying, “Here we are, and we will go up to the place that the Lord commanded, for we have sinned.”

Numbers 21:7

21:7 Then the people came to Moses and said, “We have sinned, for we have spoken against the Lord and against you. Pray to the Lord that he would take away the snakes from us.” So Moses prayed for the people.

Numbers 22:34

22:34 Balaam said to the angel of the Lord, “I have sinned, for I did not know that you stood against me in the road. So now, if it is evil in your sight, I will go back home.”