The New Church (Swedenborgian) among the books of the New Testament includes only the four Gospels (Matthew, Mark, Luke, John) and the Book of Revelation. Only these books contain an internal symbolism in a series, and are thus divinely inspired. Although this leaves out the Book of Acts and the letters of the apostles, the New Church holds them in esteem similar to that of the Jews for the Writings of the Old Testament. Swedenborg stated that these books were included as an act of divine providence, as books explaining Christian doctrine were needed for the general public. Paul's letters, although not containing a
Development of the New Testament canon present in none of these texts. The narrative mainly follows the chronology of John. This is called the Diatessaron ("(Harmony) Through Four") and it became the official Gospel text of the Syraic church, centered in Edessa. Irenaeus of Lyons referred directly to a defined set of four gospels (the "Tetramorph"), "c". 180. In his central work, "Adversus Haereses" Irenaeus denounced various early Christian groups that used only one gospel, such as Marcionism which used only Marcion's version of Luke, or the Ebionites which seem to have used an Aramaic version of Matthew, as well as groups that used more than