1 Samuel 19:21

Saul : the sixth king of Edom,son of Simeon and a Canaanite woman,son of Uzziah of Kohath son of Levi

Saulus : the man from Tarsus who became a great apostle to the gentiles,the first king of Isreal,son of Kish of Benjamin; king of Israel before David

1 Samuel 25:37

Nabal : a man who was a rich descendant of Caleb in David's time