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Under the hands of Asaph... — That is, “under the direction of Asaph,” who himself “prophesied,” or performed the sacred services, “under th…

Of the sons of Asaph; Zaccur. —Literally, To the sons of Asaph belonged Zaccur. In [Reference 1 Chronicles 25:2-…

Of the sons of Asaph
Who were separated, and by lot appointed, to the service of singers in the temple:

David put those in order who were appointed to be singers and musicians in the temple. To prophesy, in this place, means praising God with great ea…
Albert Barnes
AlbertBarnes