Listen to Purity - The Siegfried Idyll online. Purity - The Siegfried Idyll is an English language song and is sung by Hans Swarowsky and Sir John Tomlinson. Purity - The Siegfried Idyll, from the album Wagner's Ring Motifs, was released in the year 2012. The duration of the song is 1:37. Download English songs online from JioSaavn.