And the king said, inquire thou whose son the stripling [is]. ] Still the question is the same, being very desirous of knowing of what family he was, for the reason before given, (See Gill on 1 Samuel 17:55).
54
And David taking the head of the Philistine, brought it to Jerusalem: but his armour he put in his tent.
55
Now at the time that Saul saw David going out against the Philistines, he said to Abner, the captain of the army: Of what family is this young man descended, Abner? And Abner said: As thy soul liveth, O king, I know not.
56
And the king said: Inquire thou, whose son this young man is.
57
And when David was returned, after the Philistine was slain, Abner took him, and brought him in before Saul, with the head of the Philistine in his hand.
58
And Saul said to him: Young man, of what family art thou? And David said: I am the son of thy servant Isai the Bethlehemite.