vocal soloists, mixed chorus
orchestra: piccolo, 2 flutes, 2 oboes, english horn, 2 clarinets
bass clarinet, 2 bassoons, sarussophone
4 horns, 3 trumpets [+3 offstage], 3 trombones, tuba
timpani, percussion [glockenspiel, tam-tam, cymbals, bass drum], 2 harps, strings