Genesis 18:20-22

18:20 So the Lord said, “The outcry against Sodom and Gomorrah is so great and their sin so blatant 18:21 that I must go down and see if they are as wicked as the outcry suggests. If not, I want to know.”

18:22 The two men turned and headed toward Sodom, but Abraham was still standing before the Lord.

Genesis 18:33

18:33 The Lord went on his way when he had finished speaking to Abraham. Then Abraham returned home.