Development of the New Testament canon. Biblical canon, Biblical inspiration, Bible, Early Christianity, Catholic Encyclopedia, New Testament, Pauline epistles, Sacred Tradition, Christian heresy, Marcion of Sinope, Muratorian fragment, Diatessaron, Gospel harmony, Aramaic primacy, Alogi, Codex Claromontanus, Constantine I and Christianity, Council of Laodicea, Orthodox Christianity, Peshitta, Protestant Reformation, Sola scriptura