42:13 zeal. Assurance comes from knowing that when the Lord’s zeal is stirred, He will accomplish His plan (9:7 note).

mighty man . . . man of war. Isaiah describes the Lord as a Divine Warrior in whom hope lies (1:9; 5:26 and notes).

cries out. The Hebrew word here is different from the one in v. 2. This is a battle cry or call to arms, not a cry of distress.