11 Now on the aforesaid day, Paophi xxvii, he [the prefect] published an Edict of the Emperor Julianus, that Athanasius, Bishop, should retire from Alexandria, and no sooner was the Edict published, than the Bishop left the town and abode round about Thereu. Soon after his departure Olympus the prefect, in obedience to the same Pythiodorus, and those who were with him, most difficult persons, sent into exile Paulus and Astericius, presbyters of Alexandria, and directed them to live at the town of Andropolis.
VIII. 12. Now Olympus the same prefect, in the month Mensor, xxvi day, Coss. Julianus Augustus IV. and Sallustius (Aug. 20, 363), announced that Julian the Emperor was dead, and that Jovianus a Christian was Emperor. And in the following month, Thoth xviii, a letter of the Emperor Jovianus came to Olympus the prefect that only the most high God should be worshipped, and Christ, and that the peoples, holding communion in the Churches, should practise religion. Moreover Paulus and Astericius, the aforesaid presbyters, returned from exile at the town of Andropolis, and entered Alexandria, on the x day of Thoth, after x months.
Source: Historia Acephala (New Advent)