Concert Aria "Alcandro, lo confesso", KV 512

Mozart also composed dozens of concert arias for solo voice and instrumental accompaniment. The concerto aria for soprano, Alcandro, Io confesso...Non so d'onde (Alcandro, I confess...I know not where) was written in Mannheim, on February 24^th, 1778, to a text by Metastasio, for the soprano Aloysia Weber, sister of his future wife Constanze Weber.