Listen to Farewell Prayer, Op. 111: I. Let Not Your Heart Be Troubled online. Farewell Prayer, Op. 111: I. Let Not Your Heart Be Troubled is an Instrumental language song and is sung by David Ianni. Farewell Prayer, Op. 111: I. Let Not Your Heart Be Troubled, from the album Farewell Prayers, was released in the year 2019. The duration of the song is 3:29. Download Instrumental songs online from JioSaavn.