He knew — By taking them, he came to know their places, which are here called, what he made them, desolate. Roaring — By the perpetual violent threats of this cruel king.
Related Commentaries of Ezekiel 19:7
Ezekiel 19:7
7 And he knew their desolate palaces, and he laid waste their cities; and the land was desolate, and the fulness thereof, by the noise of his roaring.