For the mystery of iniquity does already work: only he who now restrains will do so, until he be taken out of the way.
All Commentaries on 2 Thessalonians 2:7 Go To 2 Thessalonians 2
Ambrosiaster
AD 400
The mystery of iniquity began with Nero, who in his zeal for idolatry killed the apostles at the instigation of his father the Devil, and went on to Diocletian, and most recently Julian. And that, AQUINAS all the wicked who have gone before are signs of the Antichrist.