that bringeth sudden destruction upon the strong, so that destruction cometh upon the fortress.

Who sends sudden destruction on the strong, so that destruction comes on the walled town.

τον εγειροντα αφανισμον κατα του ισχυρου και επαγοντα αφανισμον εις τα οχυρωματα.

That strengtheneth the spoiled against the strong, so that the spoiled shall come against the fortress.