This is the final choir of the ďOratorio de NoŽl, op. 12Ē by Camille Saint-SaŽns. It was written for soloists (sopranos, mezzo-sopranos, altos, tenors and basses), standard mixed choirs, string instruments, harps and organs. It can be accompanied on the organ. This is a choir classic and one of the most performed in the choral world.