He answered, “The Father is the one who sets the fixed dates and the times of their fulfillment. You are not permitted to know the timing of all that he has prepared by his own authority.
So remember all the things you’ve received and heard, then turn back to God and obey them. For if you continue to slumber, I will come to you like a thief, and you’ll have no idea at what hour I will come.
The day of the Lord will come and take everyone by surprise—as unexpected as a home invasion. The atmosphere will be set on fire and vanish with a horrific roar, and the heavenly bodies will melt away as in a tremendous blaze. The earth and every activity of man will be laid bare.
This is the unveiling of Jesus Christ, which God gave him to share with his loving servants what must occur swiftly. He signified it by sending his angel to his loving servant John.