4973. sphragis -- a seal, a signet
... "Seal" is often used metaphorically (Ro 4:11; 1 Cor 9:2; 2 Tim 2:19; Rev 9:4). For
more discussion see 4972 (), and the at "the Great Tribulation.". ...
/greek/4973.htm - 7kMatthew 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.
Topicalbible.org—AKJV

Daniel 12:1
And at that time shall Michael stand up, the great prince which stands for the children of your people: and there shall be a time of trouble, such as never was since there was a nation even to that same time: and at that time your people shall be delivered, every one that shall be found written in the book.
Topicalbible.org—AKJV

Revelation 7:14
And I said to him, Sir, you know. 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.
Topicalbible.org—AKJV

Matthew 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:
Topicalbible.org—AKJV

Revelation 6:9-11
And when he had opened the fifth seal, I saw under the altar the souls of them that were slain for the word of God, and for the testimony which they held:
Topicalbible.org—AKJV

Matthew 24:30
And then shall appear the sign of the Son of man in heaven: and then shall all the tribes of the earth mourn, and they shall see the Son of man coming in the clouds of heaven with power and great glory.
Topicalbible.org—AKJV

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

Revelation 12:1-17
And there appeared a great wonder in heaven; a woman clothed with the sun, and the moon under her feet, and on her head a crown of twelve stars:
Topicalbible.org—AKJV

Revelation 3:10
Because you have kept the word of my patience, I also will keep you from the hour of temptation, which shall come on all the world, to try them that dwell on the earth.
Topicalbible.org—AKJV