Listen to J.S. Bach: Capriccio in B flat major, BWV 992 "On the Departure of a Dear Brother": 1. Arioso (Adagio) online. J.S. Bach: Capriccio in B flat major, BWV 992 "On the Departure of a Dear Brother": 1. Arioso (Adagio) is an Unknown language song and is sung by Jean Louis Steuerman. J.S. Bach: Capriccio in B flat major, BWV 992 "On the Departure of a Dear Brother": 1. Arioso (Adagio), from the album The Best Bach, was released in the year 2020. The duration of the song is 1:45. Download Unknown songs online from JioSaavn.