 In response, Odo of Astarac, archbishop of Auch, excommunicated Raymond.As an act of penance, the latter went on a pilgrimage to Jerusalem, during which he died.Before he left, however, he received from Duke Sancho as a fief the castle of Buzet-sur-Baïse, which had been constructed by Sancho and Bernard's grandfather, Duke García Sánchez, to protect a now lost monastery.