Pseudo-Cyprian, Adversus Aleatores 4 — c. AD 280

And again in the teachings of the apostles: If any brother sins in the church and does not obey the law, let him not be gathered with you until he repents, and let him not be received, lest your prayer be defiled and hindered.

Pseudo-Cyprian, Adversus Aleatores 4 (ed. Hartel, CSEL 3.3, 1871, p. 96)