and all of the Levitical singers, Asaph, Heman, and Jeduthun, with their sons and relatives, clothed in fine linen, with cymbals, harps, and lyres were standing at the east end of the altar, and with them a hundred and twenty priests blowing trumpets

from the sons of Heman: Jehiel and Shimei; and from the sons of Jeduthun: Shemaiah and Uzziel.

The singers, the sons of Asaph, were also in their places in accordance with the command of David, Asaph, Heman, and Jeduthun the king’s seer; and the gatekeepers at each gate did not need to leave their service, because their kinsmen the Levites prepared for them.