New American Standard Bible

Genesis 19:35-38 New American Standard Bible (NASB)

35. So they made their father drink wine that night also, and the younger arose and lay with him; and he did not know when she lay down or when she arose.

36. Thus both the daughters of Lot were with child by their father.

37. The firstborn bore a son, and called his name Moab; he is the father of the Moabites to this day.

38. As for the younger, she also bore a son, and called his name Ben-ammi; he is the father of the sons of Ammon to this day.