Bastien und Bastienne Bastien und Bastienne ' was one of Mozart's earliest operas, written in 1768 when he was only twelve years old. It was allegedly commissioned by Viennese physician and 'magnetist' Dr. Franz Mesmer (who himself would later be parodied in "Così fan tutte") as a satire of the 'pastoral' genre then prevalent, and specifically as a parody of the opera "Le devin du village" by Jean-Jacques Rousseau. The German libretto is by Friedrich Wilhelm Weiskern, and Johann Andreas Schachtner, based on ' by Justine Favart and Harny de Guerville. After its supposed premiere in Mesmer's garden theater (that is only corroborated
Moses und Aron reach their destined goal — unity with God. The work is scored for the following orchestra: Moses und Aron Moses und Aron (English: "Moses and Aaron") is a three-act opera by Arnold Schoenberg with the third act unfinished. The German libretto is by the composer after the Book of Exodus. Hungarian composer Zoltán Kocsis completed the last act, with Schoenberg's heirs' permission, in 2010, but "Moses und Aron" was almost always performed as Schoenberg left it in 1932, with only two of the planned three acts completed. "Moses und Aron" has its roots in Schoenberg's earlier agitprop play, "Der biblische