C. 12 recites that the hearing of appeals was an usurpation by the pope and a grievous abuse, and proceeds to take away the appeal in matrimonial, testamentary and tithe causes, and to hinder by forbidding citation and process from Rome, all original hearings also.
Even though this sea-route was known, the author of the Periplus of the Erythraean Sea, published after the time of Pliny, recites the old itinerary around the coast of the Arabian Gulf.
He recites how he had heard of the monarch's Christian profession, diligence in good works and piety, by manifold narrators and common report, but also more particularly from his (the pope's) physician and confidant (medicus et familiaris noster), Master Philip, who had received information from honourable persons of the monarch's kingdom, with whom he had intercourse in those (Eastern) parts.
The larger mosques have two imams: one is called (in Arabia and Egypt) the khatib, and he preaches the sermon on Fridays (the Moslem Sabbath); the other, the ratib, reads the Koran, and recites the five daily prayers, standing close to the mihrab, and leading the congregation, who repeat the prayers with him, and closely follow his postures.
In the sequel Irenaeus recites the Invocation read by Marcus before the communicants: " Grace that is before all things, that passeth understanding and words, replenish thy inner man, and make to abound in thee the knowledge of her, sowing in the good soil the grain of mustard seed."