Que Dans Les Cieux was expertly composed, in 1914, by Belgian organist, composer, and music educator Joseph Jongen . Que Dans Les Cieux translates, in English, to What In The Heavens . Jongen 's list of opus numbers eventually reached 241, even after he destroyed many of his pieces. Jongen 's Symphonie Concertante is considered by many to be among the greatest works ever written for Organ and Orchestra.