Knowing that there is one Baptism, we who hold the head and root of the One Church know for certain that to him who is outside the Church nothing is lawful. — Cyprian Copy Share Image
Wherever the bishop shall appear, let the multitude of also be, just as wherever Jesus Christ is, there is the catholic [i.e., universal] church. It is not lawful either to baptize or to celebrate a love feast without the bishop,… — Ignatius of Antioch Copy Share Image