'Priests and Levites' in the Bible

On that day men were appointed for the storehouse rooms, the offerings, the first fruits, and the tithes, in order to gather in them from the fields of the cities the requirements of the law for the priests and Levites; for the joy of Judah [was] upon the priests and Levites standing there.

So I cleansed them from everything foreign, and I established responsibilities for the priests and Levites, each in his own work,