Deuteronomy 2:19-20

King James Version

¹⁹ And when thou comest nigh over against the children of Ammon, distress them not, nor meddle with them: for I will not give thee of the land of the children of Ammon any possession; because I have given it unto the children of Lot for a possession.

²⁰ (That also was accounted a land of giants: giants dwelt therein in old time; and the Ammonites call them Zamzummims;