3 Bible Verses about Tribulation Saints

Because you have kept the word of my patience, I will also keep you from the hour of temptation, which shall come upon all the world, to try the inhabitants of the earth.

After this, I saw, and beheld a great multitude, which no one could number, out of every nation, and tribe, and people, and language, standing before the throne, and before the Lamb, clothed in white robes, and palms in their hands; and they cry with a loud voice, saying, Salvation to our God who sits upon the throne, and to the Lamb!

And I said to him, Sir, you know. And he said to me, These are they who have come out of much tribulation, and have washed their robes, and made them white in the blood of the Lamb: