en_tn_lite_do_not_use/2ch/35/15.md

as directed by David, Asaph, Heman, and Jeduthun the king's seer

This can be stated in active form. Alternate translation: "as David, Asaph, Heman, and Jeduthun the king's seer had directed them" (See: rc://en/ta/man/jit/figs-activepassive)

Heman ... Jeduthun

These are the names of men. (See: rc://en/ta/man/jit/translate-names)