Listen to Relax and Goodnight online. Relax and Goodnight is an Unknown language song and is sung by Restful Sleep Music Consort. Relax and Goodnight, from the album Deep Sleep: 111 Tracks to Help You Sleep, Relaxing Music for Trouble Sleeping, Calming Sounds for Sleep Meditation, Rest & Relaxation, was released in the year 2016. The duration of the song is 4:14. Download Unknown songs online from JioSaavn.