Then Abner was very angry over the words of Ish-bosheth and said, “Am I a dog’s head of Judah? To this day I keep showing steadfast love to the house of Saul your father, to his brothers, and to his friends, and have not given you into the hand of David. And yet you charge me today with a fault concerning a woman.
Here, I. Abner breaks with Ish-bosheth, and deserts his interest, upon a little provocation which Ish-bosheth unadvisedly gave him. God can serve his own purposes by the sins and follies of men. 1. Ish-bosheth accused Abner of no less a crime than debauching one of his father's concubines, Sa2 3:7.
Commenting on 2 Samuel 3:7-21
Then was Abner very wroth for the words of Ishbosheth,.... If false he had a good deal of reason for it; and if true, he thought he deserved better at his hands, than to be reproved for and upbraided with what he might think was a very small fault, and might easily be connived at, and especially in one that had been so serviceable to...
Then was Abner very wroth for the words of Ishbosheth, and said, [Am] I a dog's head, which against Judah do shew kindness this day unto the house of Saul thy father, to his brethren, and to his friends, and have not delivered thee into the hand of David, that thou chargest me to day with a fault concerning this woman?