1 Samuel 14:52

14:52 There was fierce war with the Philistines all the days of Saul. So whenever Saul saw anyone who was a warrior or a brave individual, he would conscript him.

1 Samuel 17:55

17:55 ¹ Now as Saul watched David going out to fight the Philistine, he asked Abner, the general in command of the army, “Whose son is this young man, Abner?” Abner replied, “As surely as you live, O king, I don’t know.”

[17:55]  ¹ tc Most LXX mss lack 17:55–18:5.