'Cleansed' in the Bible

And they went into the inner [part] to King Hezekiah and said, "We have cleansed all the house of Yahweh: the altar of burnt offering, all its objects, the table of the rows [of bread] and all its objects,

For a majority of the people, many from Ephraim, Manasseh, Issachar, and Zebulun, had not cleansed themselves. But they ate the Passover sacrifice {otherwise than prescribed}, but Hezekiah had prayed for them, saying, "May the good Yahweh make atonement unto

And he burned the bones of the priests on the altars and cleansed Judah and Jerusalem.