As a fool — That is, as a wicked man. Was he cut off by the hand of justice for his crimes? Nothing less; but by Joab's malice and treachery. It is a sad thing to die as a fool dieth, as they do that any way shorten their own days: and indeed all they that make no provision for another world.
Related Commentaries of 2 Samuel 3:33
2 Samuel 3:33
33 And the king lamented over Abner, and said, Died Abner as a fool dieth?