The Diatessaron is equivalent to the four gospels of Matthew, Mark, Luke, and John when placed in chronological order. Tatian of Adiabene was an early Christian leader and writer, a convert and believer in Jesus Christ, and active during the mid-100's A.D. Eusebius and Clement of Alexandria both refer to Tatian positively. The Diatessaron is an honest record of the gospels themselves as they were originally written down. Some phrasings are slightly...