Now, brothers, concerning the coming of our Lord Jesus Christ, and concerning our gathering together unto Him, we ask you not to let your mind be quickly shaken or be troubled, neither in spirit nor by word, nor by letter coming as though from us, as if the day of Christ is already here. Do not let anyone deceive you in any way. For that Day will not come unless a falling away comes first, and the man of sin is revealed, the son of destruction, who opposes and exalts