For now will I break his yoke, &c.— I am about to break the yoke which thou didst impose, and to burst the bonds which thou didst bind. The prophet addresses himself to the king of the Assyrians, as is plain from what goes before, and what follows. Houbigant.
Related Commentaries of Nahum 1:13
13 For now will I break his yoke from off thee, and will burst thy bonds in sunder.