 He returned often to Perpignan and took an active part in its communal affairs.A number of his letters, contained in MS. cviii (72) of the Vienna Hofbibliothek, are written to prominent Jews in Barcelona, asking them to aid their less fortunate coreligionists.At one time he lived at Arles, and in 1285, during the war of France with Roussillon, he took refuge in Narbonne.