Ante-Nicene Fathers/Volume V/Cyprian/The Treatises of Cyprian/Three Books of Testimonies Against the Jews/Book III/Part 86
86. That a schism must not be made, even although he who withdraws should remain in one faith, and in the same tradition.
In Ecclesiasticus, in Solomon: “He that cleaveth firewood shall be endangered by it if the iron shall fall off.”[1] Also in Exodus: “In one house shall it be eaten: ye shall not cast forth the flesh abroad out of the house.”[2] Also in the cxxxiid Psalm: “Behold how good and how pleasant a thing it is that brethren should dwell in unity!”[3] Also in the Gospel according to Matthew: “He that is not with me is against me; and he that gathereth not with me scattereth.”[4] Also in the first Epistle of Paul to the Corinthians: “But I beseech you, brethren, by the name of our Lord Jesus Christ, that ye all say the same thing, and that there be no schisms among you; but that ye be all joined together in the same mind and in the same opinion.”[5] Also in the sixty-seventh Psalm: “God, who maketh men to dwell with one mind in a house.”[6]