Kish was the father of Saul; and Ner the father of Abner was the son of Abiel.
God would later bring valiant warriors to David as He had previously brought to Saul (1 Samuel 10:26), but Saul now had to select recruits by personally evaluating them. This is another indication of God’s limited blessing on Saul. In contrast, hundreds of soldiers volunteered to serve with David. Saul established a standing army in Israel for the first time (cf. 1 Samuel 8:11).