Listen to Baby's Night Harmony online. Baby's Night Harmony is an Instrumental language song and is sung by Vibration Frequencies, Sleep Beats Binaural and Sleep Delta Waves. Baby's Night Harmony, from the album Baby's Restful Nights: Soothing Sleep Tunes, was released in the year 2025. The duration of the song is 3:16. Download Instrumental songs online from JioSaavn.