2 Thessalonians 2:4
4
he that opposeth and exalteth himself against all that is called God or that is worshipped; so that he sitteth in the temple of God, setting himself forth as God.
Perfect
'The days of the perfect' signifies the states of people who are in good and truths from good.
(Odkazy: Apocalypse Explained 386; Psalms 37:18-19)