These were the orderings of them in their service. — Better, These were their classes for their service.
According to their manner, under Aaron. — Better, according to their rule (or order; Vulg., ritum), ordained through Aaron, &c. (See Numbers 2:1; Numbers 4:1; Numbers 4:17.) All the sacerdotal functions were fixed, and each of the twenty-four classes undertook the weekly discharge of them in rotation with the rest, beginning on the Sabbath (2 Kings 11:9; 2 Chronicles 23:8). Josephus (Ant. vii. 14, 7) declares that the arrangements of David lasted down to his own day.
2. Recapitulation of the Levitical classes (1 Chronicles 24:20-31). (Comp. 1 Chronicles 23:12-23.)