Revelation 3:10 in the King James Version
Because thou hast kept the word of my patience, I also will keep thee from the hour of temptation, which shall come upon all the world, to try them that dwell upon the earth.
Context
9 Behold, I make some of the synagogue of Satan, of those who say they are Jews, and they are not, but lie—behold, I will make them to come and worship before your feet, and to know that I have loved you.
10 Because you kept my command to endure, I also will keep you from the hour of testing which is to come on the whole world, to test those who dwell on the earth.
11 I am coming quickly! Hold firmly that which you have, so that no one takes your crown.