David, having settled the courses of these Levites that were to attend the priests in their ministrations, proceeds, in this chapter, to put those into a method that were appointed to be singers and musicians in the temple. Here is, I.

Observe, I. Singing the praises of God is here called prophesying , not that all those who were employed in this service were honoured with the visions of God, or could foretel things to come.

Twenty-four persons are named in the beginning of this chapter as sons of those three great men, Asaph, Heman, and Jeduthun. Ethan was the third , but probably he was dead before the establishment was perfected and Jeduthun came in his room.