Deuteronomy 2:19
19 And when you approach the territory of the people of Ammon, ddo not harass them or contend with them, for I will not give you any of the land of the people of Ammon as a possession, because I have given it to ethe sons of Lot for a possession.’
Genesis 19:36–37
36 Thus both the daughters of Lot became pregnant by their father. 37 The firstborn bore a son and called his name Moab.1 nHe is the father of the Moabites to this day.