Philippe Friedrich Dietrich 1790 to August 1792. At his home during a dinner in honor of the officers of the garrison of Strasbourg he asked the Captain Claude Joseph Rouget de Lisle, stationed in his city, to write the Song the Army of the Rhine, future "La Marseillaise". Rouget de l'Isle composed the song in the night of 24–25 April 1792. According to sources, Dietrich would have sung the song himself, accompanied on the piano by his wife, for he was very good musician. Baron Dietrich knew the Captain Rouget de l'Isle to be like him, a Freemason and attend the same Masonic
Arnoult de Lisle Arnoult de Lisle Arnoult de Lisle (1556–) was a French physician, Arabist, and diplomat of the 16th and 17th centuries. As a young physician, Arnoult de Lisle married the daughter of Louis Duret, a specialist of Avicenna, in 1586. In 1587, Arnoult de Lisle was appointed at 31 as the first professor of the chair of Arabic founded for him by Henry III of France at the Collège de France, and received the title of "lecteur et professeur du Roy en langue Arabique". Arnoult de Lisle was soon sent to Morocco, however, to become physician to the Sultan of Morocco