A fierce king — Psammetichus, who being at first one of those twelve kings, waged war with the rest, and subdued them, and conquered all the land of Egypt and ruled it with rigour.
Related Commentaries of Isaiah 19:4
Isaiah 19:4
4 And the Egyptians will I give over into the hand of a cruel lord; and a fierce king shall rule over them, saith the Lord, the LORD of hosts.