Gluck was assisted by [[Gossec]], director of the [[Concert Spirituel]]. Van Maldere played in the Paris "Concert Spirituel" in August 1754. From 1765, he became concertmaster at the Concert Spirituel. Between 1768 and 1788 he played in the Concert Spirituel and the salons of Paris. In 1758, Mondonville introduced oratorios as a new genre at the Concert Spirituel. From 1778-1783 he was a member of the Concert Spirituel orchestra. The Concert Spirituel, conducted by Mouret himself, gave the premier performance of this suite. The public premiere took place six days later in a performance at the Concert Spirituel. His motets were played frequently from 1728 to 1771 at the Concert Spirituel. In 1755, he became director of the Concert Spirituel on the death of Pancrace Royer. In 1769, the latter commissioned him the motet "Dixit insipiens", given to the Concert Spirituel. The Concert Spirituel on Corpus Christi Day began with a symphony by M. Mozart. His oratorio "Retour de Tobie" was given at the Concert spirituel the same year. The Concert Spirituel was one of the first public concert series in existence. He gave concerts in Sicily, Paris (at the Concert Spirituel in May 1736), and Germany.