1 Samuel 17:57

Israeli Authorized Version

And as David returned from the slaughter of the Plishti, Abner took him, and brought him before Saul with the head of the Plishti in his hand.

See the chapter Copy

And David took the head of the Plishti, and brought it to Yerushalayim; but he put his armour in his tent.

And the king said, Enquire thou whose son the stripling is.