2 Kings 5:10-11

5:10 Elisha sent out a messenger who told him, “Go and wash seven times in the Jordan; your skin will be restored and you will be healed.” 5:11 Naaman went away angry. He said, “Look, I thought for sure he would come out, stand there, invoke the name of the Lord his God, wave his hand over the area, and cure the skin disease.