Abner means in the bible: Father of Ner (or light). Captain of Saul’s army 1 Sam. 14:50; 17:55; 20:25; 26:5-15; makes Ishbosheth king 2 Sam. 2:8-9. Joab defeats Asahel 2:12-32. David revolts to David 3:16-21. Joab is killed at 3:27. David laments Abner’s death 3:33. 4:1, 12 and 1 Kgs. 2:5, 32; 1 Chr. 26:28; 27:21.
(in Bible Dictionary)