40. To Theodosius. The Jewish synagogue at Callinicum in Mesopotamia having been destroyed by the Christians, and a meeting-house of the Valentinian heretics also burnt by the Catholics, Theodosius ordered that the bishop should rebuild the synagogue at his own expense, and the monks be punished. St. Ambrose remonstrates with the Emperor, and it would seem, from the following letter to his sister, at first unsuccessfully.