These were the sons of Levi after the house of their fathers; even the chief of the fathers, as they were counted by number of names by their polls, that did the work for the service of the house of the LORD, from the age of twenty years and upward.
Here is, I. An alteration made in the computation of the effective men of the Levites - that whereas, in Moses's time, they were not enlisted, or taken into service, till they were thirty-years old, nor admitted as probationers till twenty-five (Num 8:24), David ordered, by direction from God, that they should be numbered for the service of the house of the Lord, from the...
Commenting on 1 Chronicles 23:24-32
And also unto the Levites,.... Or with respect to them: they shall no more carry the tabernacle: on their shoulders, from place to place, as they had done: nor any vessels of it for the service thereof; and so the service of it did not require men at their full strength, but such as were but twenty years of age might be employed in it.
OFFICE OF THE LEVITES. (Ch1 23:24-32) These were the sons of Levi . . . that did the work . . . from the age of twenty years and upward--The enumeration of the Levites was made by David (Ch1 23:3) on the same rule as that followed by Moses (Num 4:3), namely, from thirty years.