 Mozart's aria for soprano and orchestra "Conservati fedele" (K. 23, 1765) is set to the parting verses of Mandane (Artaserse's sister) at the end of the first scene.The opera was famously performed in 1734 as a pastiche of songs by various composers such as Johann Adolf Hasse, Attilio Ariosti, Nicola Porpora and Riccardo Broschi.It was in this that Broschi's brother, Farinelli, sang one of his best-known arias, "".