Listen to Ruhig Sei online. Ruhig Sei is an Instrumental language song and is sung by Entspannung Schule. Ruhig Sei, from the album Die Kraft des Wassers: Sanfte Instrumentalmelodien mit Wassergeräuschen um den Geist zur Inneren Ruhe und Entspannung zu Stimulieren, was released in the year 2018. The duration of the song is 5:55. Download Instrumental songs online from JioSaavn.