So Joab sent word to Tekoa and brought a wise woman from there. He said to her, “Please pretend to be a mourner and put on mourning clothes. Do not anoint yourself with oil but be like a woman who has been mourning many days for the dead.
Jeroboam said to his wife, “Please go disguise yourself, so they won’t recognize you as Jeroboam’s wife, and go to Shiloh. Look, the prophet Ahijah who told me that I would be king over these people is there.
Then the king of Israel said to Jehoshaphat, “I will disguise myself and go into the battle, but you, put on your robes.” So the king of Israel disguised himself and went into the battle.
“And whenever you fast, do not become sad-faced like the hypocrites, for they neglect their faces to make their fasting evident to men. Amen, I tell you, they have their reward in full!