John I (bishop of Jerusalem) John I (bishop of Jerusalem) John I of Jerusalem was the seventh Bishop of Jerusalem. He was, according to Eusebius, a Jewish Christian born to Jewish parents who kept the Law of the Torah. According to universal tradition, John I replaced the first bishop of Jerusalem Saint James the Just, the ""brother of the Lord,"" who was appointed bishop by the Apostles Peter, St. James (whom Eusebius identifies as James, son of Zebedee) and John. John was well versed in the Law of Moses and as a young man disputed with Christians until he converted with the instruction of St.
Development of the New Testament canon the first and second epistles of John, and the book of Revelation. Irenaeus argued that it was illogical to reject Acts of the Apostles but accept the Gospel of Luke, as both were from the same author; in "Against Heresies" 3.12.12 he ridiculed those who think they are wiser than the Apostles because the Apostles were still under Jewish influence. He may also refer to Hebrews ("Book 2, Chapter 30") and James ("Book 4, Chapter 16") and maybe even 2 Peter ("Book 5, Chapter 28") but does not cite Philemon, 3 John or Jude. He does think that the letter