 In 1009, Fatimid caliph Al Hakim destroyed the hostel and a large number of other buildings in Jerusalem.In 1023, merchants from Amalfi and Salerno in Italy were given permission by the caliph Ali az-Zahir to rebuild the hospice, monastery and chapel in Jerusalem.Among these merchants from Amalfi and Salerno was also Mauros, merchant from Amalfi, of a family from Constantinople, Miletus and Amalfi, who gave together with his mother Anna and her brother Constantine a gift to the convent of Saint Lawrence in Amalfi, which probably had some connection to blessed Gerard the founder of the Order of the Knights of St. John of Jerusalem the Knights Hospitaller.