Deuteronomy 2:19
And when you come near over against the children of Ammon, distress them not, nor meddle with them: for I will not give you of the land of the children of Ammon any possession; because I have given it to the children of Lot for a possession.
Torrey's Topical Textbook—AKJV

2 Chronicles 20:10
And now, behold, the children of Ammon and Moab and mount Seir, whom you would not let Israel invade, when they came out of the land of Egypt, but they turned from them, and destroyed them not;
Torrey's Topical Textbook—AKJV