He wrote the Plerophoriae and The life of Peter the Iberian, the Commemoration of the death of Theodosius
John was born in the province of Arabia around 450 AD and studied jurisprudence at the Law School of Beirut. He was ordained a priest in Antioch around 475 by Peter the Fuller. Upon the return to power of emperor Zeno and the expulsion of Peter the Fuller in 477, John moved to Palestine where he became a disciple of Peter the Iberian.
Upon Peter the Iberian"s death, the bishopric at his monastery of Maiuma passed on to Theodore of Ascalon whereas the Plerophoriae" names John Rufus as the bishop of the city.