 For each day, the recitative is followed by a contemplation of it, typically in accompanied recitative and aria, and affirmed by a choral movement.As Bach in his "Christmas Oratorio" and Handel in "Messiah", Haydn saves the soprano voice for a late appearance.Whereas Bach and Handel reserve the high voice for the Annunciation to the shepherds, Haydn has Gabriel be the first to proclaim the wonder of the Wunderwerk (miraculous work).