David got up from the ground, washed and put on scented oils, and changed his clothes. Then he went to the house of the Lord and worshiped. Afterwards he went back home, and asked for some food. So they served him a meal which he ate.
So Joab sent a messenger to Tekoa to bring back a wise woman who lived there. He told her, “Pretend to be a mourner. Put on clothes for mourning, and don't use any scented oils. Be like a woman who has been in mourning for the dead a long time.
Have a bath, put on some perfume, wear your best clothes, and go down to the threshing floor—but don't let him recognize you. Once he's finished eating and drinking,