Moreover, David and the captains of the army set apart for the service certain of the sons of Asaph, and of Heman, and of Jeduthun, who should prophesy with harps, with stringed instruments, and with cymbals: and the number of those who did the work according to their service was:
TSK
TSK · Nehemiah 12:46
Treasury of Scripture Knowledge references in WEB.
Moreover Hezekiah the king and the princes commanded the Levites to sing praises to Yahweh with the words of David, and of Asaph the seer. They sang praises with gladness, and they bowed their heads and worshiped.
Psalms 73:1
TSK
Surely God is good to Israel, to those who are pure in heart.