Listen to Sommeil Profond Mantra online. Sommeil Profond Mantra is an English language song and is sung by Christian Grey. Sommeil Profond Mantra, from the album Les 7 Chakras - Musique pour le Harmonisation des Chakras, was released in the year 2016. The duration of the song is 5:13. Download English songs online from JioSaavn.