Listen to Soothing Harmony online. Soothing Harmony is an Unknown language song and is sung by Relaxing Piano Jazz Music Ensemble. Soothing Harmony, from the album Jazz Mood Relaxation (Piano Chill Music Lounge, Perfect Instrumental Jazz for Relax in Home, Restaurant and Work), was released in the year 2018. The duration of the song is 3:38. Download Unknown songs online from JioSaavn.