Manichæans. For as our examination has disclosed and brought home to them, they drag out in mournful fasting the Lord’s day which for us is hallowed by the resurrection of our Saviour: devoting this abstinence, as the explanation goes, to the worship of the sun: so that they are throughout out of harmony with the unity of our faith, and the day which by us is spent in gladness is past in self-affliction by them. Whence it is fitting that these enemies of Christ’s cross and resurrection should accept an opinion (like this) which tallies with the doctrine they have selected.