1 Samuel 14:50
And the name of Saul's wife was Ahinoam, the daughter of Ahimaaz: and the name of the captain of his host was Abner, the son of Ner, Saul's uncle.
Nave's Topical Index—AKJV

1 Samuel 17:55
And when Saul saw David go forth against the Philistine, he said to Abner, the captain of the host, Abner, whose son is this youth? And Abner said, As your soul lives, O king, I cannot tell.
Nave's Topical Index—AKJV

1 Samuel 26:5,14
And David arose, and came to the place where Saul had pitched: and David beheld the place where Saul lay, and Abner the son of Ner, the captain of his host: and Saul lay in the trench, and the people pitched round about him.
Nave's Topical Index—AKJV