While the camerata were seeking to revive the classic drama in Florence, Carissimi was experimenting with sacred material in Rome, and his epoch-making allegory, "La Rappresentazione dell' Anima e del Corpo," was brought out, almost simultaneously with Peri's "Euridice," in 1600.

Putting off the fetters of plainsong, music became beautiful for its own sake, and as an agent of dramatic expression.

His excursions into Biblical story were followed for a century or more by the authors of sacra azione, written to take the place of secular operas in Lent.

The stories of Jephtha and his daughter, Hezekiah, Belshazzar, Abraham and Isaac, Jonah, Job, the Judgment of Solomon, and the Last Judgment became the staple of opera composers in Italy and Germany for more than a century.

Alessandro Scarlatti, whose name looms large in the history of opera, also composed oratorios; and Mr.E.J.
Dent, his biographer, has pointed out that "except that the operas are in three acts and the oratorios in two, the only difference is in the absence of professedly comic characters and of the formal statement in which the author protests that the words fata, dio, dieta, etc., are only scherzi poetici and imply nothing contrary to the Catholic faith." Zeno and Metastasio wrote texts for sacred operas as well as profane, with Tobias, Absalom, Joseph, David, Daniel, and Sisera as subjects.
Presently I shall attempt a discussion of the gigantic attempt made by Rubinstein to enrich the stage with an art-form to which he gave a distinctive name, but which was little else than, an inflated type of the old sacra azione, employing the larger apparatus which modern invention and enterprise have placed at the command of the playwright, stage manager, and composer.