1 Samuel 17:13 in the King James Version
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.
Context
12 Now David was the son of that Ephrathite of Bethlehem Judah, whose name was Jesse; and he had eight sons. The man was an elderly old man in the days of Saul.
13 The three oldest sons of Jesse had gone after Saul to the battle; and the names of his three sons who went to the battle were Eliab the firstborn, and next to him Abinadab, and the third Shammah.
14 David was the youngest; and the three oldest followed Saul.