CAB(i)
24 These are the sons of Levi according to the houses of their fathers; chiefs of their families according to their numbering, according to the number of their names, according to their polls, doing the works of service of the house of the Lord, from twenty years old and upward.
25 For David said, The Lord God of Israel has given rest to His people, and has taken up His abode in Jerusalem forever.
26 And the Levites bore not the tabernacle, or any of the vessels for its service.
27 For by the last words of David was the number of the Levites taken from twenty years old and upward.