not to become easily unsettled or alarmed by some prophecy, report or letter supposed to have come from us, saying that the day of the Lord has already come.
Don't let anyone deceive you in any way, for [that day will not come] until the rebellion occurs and the man of lawlessness is revealed, the man doomed to destruction.
He will oppose and will exalt himself over everything that is called God or is worshipped, so that he sets himself up in God's temple, proclaiming himself to be God.
But we ought always to thank God for you, brothers loved by the Lord, because from the beginning God chose you to be saved through the sanctifying work of the Spirit and through belief in the truth.