Listen to Peaceful Slumber Guitar Harmony online. Peaceful Slumber Guitar Harmony is an Instrumental language song and is sung by Guitar Flowers Music, New York Guitar Company and Unharmed Guitar. Peaceful Slumber Guitar Harmony, from the album Guitar Music: Gentle Night Melodies, was released in the year 2025. The duration of the song is 3:00. Download Instrumental songs online from JioSaavn.