1 Samuel 17:12-14

12Now David was the son of a man named Jesse, an Ephrathite from Bethlehem of Judah who had eight sons. And in the days of Saul, Jesse was old and well along in years.1 13The three older sons of Jesse had followed Saul into battle: The firstborn was Eliab, the second was Abinadab, and the third was Shammah. 14And David was the youngest.

The three oldest had followed Saul,