In 1Ch 23:28-32 we have, in the enumeration of the duties which the Levites had to perform, another ground for the employment of those from twenty years old and upwards in actual service.
Verses 28-29
Their appointed place or post was at the hand of the sons of Aaron, i.e., they were ready to the priest's hand, to aid him in carrying on the service of the house of God. “Over the courts and the cells (of the courts; cf. 1Ch 9:26), and the purifying of every holy thing,” i.e., of the temple rooms and the temple vessels. On ל before כּל־קדשׁ, used for mediate connection after the stat. const., cf. Ew. §289, b. עבדת וּמעשׂה, and for the performance of the service of the house of God. Before מעשׂה, על is to be supplied from the preceding. The individual services connected with the worship are specialized in 1Ch 23:29-31, and introduced by the preposition ל. For the bread of the pile,
