the Libretto of  Amadis de Gaule was originaly set by an Italian-born French composer, instrumentalist, and dancer who spent most of his life working in whose court?
Jean-Baptiste Lully Jean-Baptiste Lully (] ; born Giovanni Battista Lulli ] ; 28 November 1632 – 22 March 1687) was an Italian-born French composer, instrumentalist, and dancer who spent most of his life working in the court of Louis XIV of France. He is considered a master of the French baroque style. Lully disavowed any Italian influence in French music of the period. He became a French subject in 1661.
Antoine de Bertrand Antoine de Bertrand (also Anthoine) (1530/1540 – probably 1581) was a French composer of the Renaissance. Early in his life he was a prolific composer of secular chansons, and late in his life he wrote hymns and canticles, under the influence of the Jesuits. He was murdered by Protestants during the French Wars of Religion.