1 Kings 22:28-30

Young's Literal Translation

²⁸ And Micaiah saith, `If thou at all return in peace -- Jehovah hath not spoken by me;' and he saith, `Hear, O peoples, all of them.'

²⁹ And the king of Israel goeth up, and Jehoshaphat king of Judah, to Ramoth-Gilead.

³⁰ And the king of Israel saith unto Jehoshaphat to disguise himself, and to go into battle, `And thou, put on thy garments.' And the king of Israel disguiseth himself, and goeth into battle.