Joab saw that if Abner was reconciled to David, his own post as second in the state would be forfeited; and then with characteristic unscrupulosity he proceeded to take Abner’s life.
Related Commentaries of 2 Samuel 3:24
2 Samuel 3:24
24 Then Joab came to the king, and said, What hast thou done? behold, Abner came unto thee; why is it that thou hast sent him away, and he is quite gone?