The enrollment of the priests was according to their fathers' houses; that of the Levites from twenty years old and upwards was according to their offices, by their divisions.
These were the sons of Levi by their fathers' houses, the heads of fathers' houses as they were registered according to the number of the names of the individuals from twenty years old and upward who were to do the work for the service of the house of the Lord.
The priests were enrolled with all their little children, their wives, their sons, and their daughters, the whole multitude; for they were faithful in keeping themselves holy.
And Hezekiah appointed the divisions of the priests and of the Levites, division by division, each according to his service, the priests and the Levites, for burnt offerings and peace offerings, to minister in the gates of the camp of the Lord and to give thanks and praise.
The following were those who came up from Tel-melah, Tel-harsha, Cherub, Addan, and Immer, though they could not prove their fathers' houses or their descent, whether they belonged to Israel:
“This is what pertains to the Levites: from twenty-five years old and upward they shall go in to perform the work in the service of the tent of meeting;