Abomination of desolation
Mark 13:14 But when ye shall see the abomination of desolation, spoken of by Daniel the prophet, standing where it ought not, (let him that readeth understand,) then let them that be in Judaea flee to the mountains:
The abomination of desolation shall rule as king in Jerusalem. He would be called the man of peace, but after three and a half years he will make war on Israel and God's people and demand to be worshipped.
Dan 7:25 And he shall speak great words against the most High, and shall wear out the saints of the most High, and think to change times and laws: and they shall be given into his hand until a time and times and the dividing of time.
Dan 9:27 And he shall confirm the covenant with many for one week: (seven years) and in the midst of the week he shall cause the sacrifice and the oblation to cease, and for the overspreading of abominations he shall make it desolate, even until the consummation, and that determined shall be poured upon the desolate.
Rev 13:4 And they worshipped the dragon which gave power unto the beast: and they worshipped the beast, saying, Who is like unto the beast? who is able to make war with him?
Rev 13:5 And there was given unto him a mouth speaking great things and blasphemies; and power was given unto him to continue forty and two months. (three and a half years)
Rev 13:6 And he opened his mouth in blasphemy against God, to blaspheme his name, and his tabernacle, and them that dwell in heaven.
Rev 13:7 And it was given unto him to make war with the saints, and to overcome them: and power was given him over all kindreds, and tongues, and nations.
Rev 13:8 And all that dwell upon the earth shall worship him, whose names are not written in the book of life of the Lamb slain from the foundation of the world.
Rev 13:9 If any man have an ear, let him hear.
Mark 13:15 And let him that is on the housetop not go down into the house, neither enter therein, to take any thing out of his house:
Mark 13:16 And let him that is in the field not turn back again for to take up his garment.
Mark 13:17 But woe to them that are with child, and to them that give suck in those days!
Mark 13:18 And pray ye that your flight be not in the winter.
Mark 13:19 For in those days shall be affliction, such as was not from the beginning of the creation which God created unto this time, neither shall be.
Mark 13:20 And except that the Lord had shortened those days, no flesh should be saved: but for the elect's sake, whom he hath chosen, he hath shortened the days.
And then Jesus shall return. All that satan had accomplished would suddenly be destroyed and Jesus shall deliver his people and reign forever with his saints.