1 Samuel 8:2; 1 Samuel 17:13

2 Now the name of his firstborn was Joel; and the name of his second, Abiah: they were judges in Beersheba.

13 And the three eldest sons of Jesse went and followed Saul to the battle: and the names of his three sons that went to the battle were Eliab the firstborn, and next unto him Abinadab, and the third Shammah.