33 And these were the singers,+ the heads of the fathers of the Levites in the dining rooms,+ those set free from duty;+ for by day and by night it was their responsibility to be in the work.+

12 and the Levites+ that were singers belonging to all of them, namely, to Aʹsaph,+ to Heʹman,+ to Je·duʹthun+ and to their sons and to their brothers clothed in fine fabric with cymbals+ and with stringed instruments+ and harps,+ were standing to the east of the altar and along with them priests to [the number of] a hundred and twenty sounding the trumpets;+