Exodus 10:8

10:8 So Moses and Aaron were brought back to Pharaoh, and he said to them, “Go, serve the Lord your God. Exactly who is going with you?”

Exodus 10:16-17

10:16 Then Pharaoh quickly summoned Moses and Aaron and said, “I have sinned against the Lord your God and against you! 10:17 So now, forgive my sin this time only, and pray to the Lord your God that he would only take this death away from me.”

Exodus 32:30

32:30 The next day Moses said to the people, “You have committed a very serious sin, but now I will go up to the Lord – perhaps I can make atonement on behalf of your sin.”