Listen to Violin Sonata: IV. Adagio online. Violin Sonata: IV. Adagio is an Instrumental language song and is sung by Christian Tetzlaff. Violin Sonata: IV. Adagio, from the album Various: Violin & Viola Sonatas, was released in the year 1995. The duration of the song is 4:54. Download Instrumental songs online from JioSaavn.