'Wash' in the Bible
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."
The rivers of Damascus, the Abana and Pharpar, are better than any of the waters of Israel! Could I not wash in them and be healed?" So he turned around and went away angry.
His servants approached and said to him, "O master, if the prophet had told you to do some difficult task, you would have been willing to do it. It seems you should be happy that he simply said, "Wash and you will be healed."
The king of Assyria sent his commanding general, the chief eunuch, and the chief adviser from Lachish to King Hezekiah in Jerusalem, along with a large army. They went up and arrived at Jerusalem. They went and stood at the conduit of the upper pool which is located on the road to the field where they wash and dry cloth.