Then Moses returned to the LORD and said, "Oh, these people have committed a great sin, and have made for themselves a god of gold!
Exodus 32:31
Surrounding context
32:30 Now it came to pass on the next day that Moses said to the people, "You have committed a great sin. So now I will go up to the LORD; perhaps I can make atonement for your sin."
32:31 Then Moses returned to the LORD and said, "Oh, these people have committed a great sin, and have made for themselves a god of gold!
32:32 Yet now, if You will forgive their sin--but if not, I pray, blot me out of Your book which You have written."