Listen to Sweet Lullaby (Waves) online. Sweet Lullaby (Waves) is an Unknown language song and is sung by Sleep Music with Nature Sounds Relaxation. Sweet Lullaby (Waves), from the album Nature Sounds Relax and Sleep Music - Natural White Noise and Sounds of Nature for Deep Sleep, Zen Meditation, Lullabies for Baby Sleep and Relaxation, Ambient Sounds for Good Night Sleep and Lucid Dreams, was released in the year 2015. The duration of the song is 3:34. Download Unknown songs online from JioSaavn.