Genesis 19:36-38 English Standard Version Anglicised (ESVUK)
36 Thus both the daughters of Lot became pregnant by their father. 37 The firstborn bore a son and called his name Moab.[a] He is the father of the Moabites to this day. 38 The younger also bore a son and called his name Ben-ammi.[b] He is the father of the Ammonites to this day.