Franz Xaver Gerl have been the composer of the aria "Ein Weib ist das herrlichste Ding", for which Mozart wrote a set of variations for piano, K. 613 (the composer may instead have been another singer-composer in the troupe, Benedikt Schack). Mozart gradually came to participate more in the activities of the Schikaneder troupe, culminating in his opera "The Magic Flute" (1791), with libretto by Schikaneder. Gerl premiered the role of Sarastro, and continued to sing this part in many performances through 1792. He left Schikaneder's troupe in 1793. Gerl may have been a participant in a rehearsal of Mozart's "Requiem" on the
Beethoven and Mozart paid homage to Mozart by making a quotation from "Don Giovanni" (the opening notes of Leporello's aria ‘Notte e giorno faticar’) the basis of the 22nd of the Diabelli Variations. Beethoven and Mozart Wolfgang Amadeus Mozart had a powerful influence on the work of Ludwig van Beethoven. They are said to have met in Vienna in 1787, and Beethoven is said to have had a few lessons from Mozart. However, this is uncertain, as there is only one account of a meeting, and it is not contemporary. Beethoven knew much of Mozart's work. Some of his themes recall Mozart's, and