The Great Tribulation is the Great Wrath of Satan

Rev 12:12 Therefore rejoice, [ye] heavens, and ye that dwell in them. Woe to the inhabiters of the earth and of the sea! for the devil is come down unto you, having great wrath, because he knoweth that he hath but a short time.

Mat 24:21 For then shall be great tribulation, such as was not since the beginning of the world to this time, no, nor ever shall be.

Jesus Comes Immediately After the Tribulation (Wrath of Satan) & then the Wrath of God is Poured Out on the Wicked

Mat 24:29 Immediately after the tribulation of those days shall the sun be darkened, and the moon shall not give her light, and the stars shall fall from heaven, and the powers of the heavens shall be shaken: 

Mar 13:24 But in those days, after that tribulation, the sun shall be darkened, and the moon shall not give her light, 

In the World Ye Shall Have Tribulation

Jhn 16:33 These things I have spoken unto you, that in me ye might have peace.In the world ye shall have tribulation: but be of good cheer; I have overcome the world. 

We Must Through Much Tribulation Enter the Kingdom of God

Act 14:22 Confirming the souls of the disciples, [and] exhorting them to continue in the faith, and that we must through much tribulation enter into the kingdom of God. 

Tribulation Worketh Patience

Rom 5:3 And not only [so], but we glory in tribulations also: knowing that tribulation worketh patience; 

Rom 12:12 Rejoicing in hope; patient in tribulation; continuing instant in prayer; 

We Told You Before that We Should Suffer Tribulation

1Th 3:4 For verily, when we were with you, we told you before that we should suffer tribulation; even as it came to pass, and ye know. 

These are They Which Came Out of Great Tribulation

Rev 7:14 And I said unto him, Sir, thou knowest. And he said to me, These are they which came out of great tribulation, and have washed their robes, and made them white in the blood of the Lamb. 

The Tribulation Shall be Shortened for the Elect's Sake

Psa. 102:23 He weakened my strength in the way; he shortened my days.

Matt. 24: 22 And except those days be shortened, there should no flesh be saved: but the for elect's sake those days shall be shortened. 

The Tribulation is the Wrath of Satan & Lasts for 3 1/2 years

Rev 12:12 Therefore rejoice, ye heavens, and ye that dwell in them. Woe to the inhabiters of the earth and of the sea! for the devil is come down unto you, having great wrath, because he knoweth that he hath but a short time. 

Time, Times & Dividing of Time = 3 1/2 years

Daniel 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. 

Time, Times & Half = 3 1/2 years

Daniel 12:7 And I heard the man clothed in linen, which was upon the waters of the river, when he held up his right hand and his left hand unto heaven, and sware by him that liveth for ever that it shall be for a time, times, and an half; and when he shall have accomplished to scatter the power of the holy people, all these things shall be finished. 

Rev. 12:14 And to the woman were given two wings of a great eagle, that she might fly into the wilderness, into her place, where she is nourished for a time, and times, and half a time, from the face of the serpent. 

1,290 days = 3 1/2 years

Dan 12:11 And from the time that the daily sacrifice shall be taken away, and the abomination that maketh desolate set up, there shall be a thousand two hundred and ninety days. 

1,290 days = 3 1/2 years

Rev. 12:5-6 And she brought forth a man child, who was to rule all nations with a rod of iron: and her child was caught up unto God, and to his throne. And the woman fled into the wilderness, where she hath a place prepared of God, that they should feed her there a thousand two hundred and threescore days. 

A Short Time = 3 1/2 years

Rev 12:12 Therefore rejoice, ye heavens, and ye that dwell in them. Woe to the inhabiters of the earth and of the sea! for the devil is come down unto you, having great wrath, because he knoweth that he hath but a short time. 

42 Months = 3 1/2 years

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.