Wilt thou go. — So Ahab asks Jehoshaphat in 1 Kings 22:4, and he replies as here, “I am as thou art,” &c. This indicates that the present section was originally composed by the same hand as 1 Kings 20:1-34; 1 Kings 22:1-37 (Thenius) Jehoshaphat assented, in spite of the prophetic censures of his alliance with Ahab and Ahaziah (2 Chronicles 19:2; 2 Chronicles 20:37); perhaps because he was anxious to inflict further punishment on the Moabites for their inroad into Judah (2 Chronicles 20), and to prevent any recurrence of the same (Keil).
Against Moab to battle? — Or, into Moab to the war?