Cyprian,
Ante-Nicene Fathers Vol. V, Cyprian…
(1885)
“ For this, my brother, we especially both labour after, and ought to labour after, to be careful to maintain as much as we can the unity delivered by the Lord, and through His apostles to us their successors, and, as far as in us lies, to gather into the Church the dispersed and wandering sheep which the wilful faction and heretical temptation of some is separating from their Mother; those only being left outside, who by their obstinacy and madness have persisted, and have been unwilling to return to us ”
