"That I will go down and see if what they have done is as bad as the outcry that has reached me. If not, I will know."
NIV
I will go down now and see whether they have done altogether [as vilely and wickedly] as is the cry of it which has come to Me; and if not, I will know.
AMP
I will go down now, and see whether they have done altogether according to the cry of it, which is come unto me; and if not, I will know.
KJV
After Abram returned from defeating Kedorlaomer and the kings allied with him, the king of Sodom came out to meet him in the Valley of Shaveh (that is, the King's Valley).
NIV
After his [Abram's] return from the defeat and slaying of Chedorlaomer and the kings who were with him, the king of Sodom went out to meet him at the Valley of Shaveh, that is, the King's Valley.
AMP
And the king of Sodom went out to meet him after his return from the slaughter of Chedorlaomer, and of the kings that were with him, at the valley of Shaveh, which is the king's dale.
KJV