Ephesians 6:13-14
So you must take on God's full armor, so as to be able to take a stand in the day when evil attacks you, and, after having completely finished the contest, to hold your own.
1 Thessalonians 5:2
for you yourselves know perfectly well that the day of the Lord is coming like a thief in the night.
2 Peter 3:10
The day of the Lord will come like a thief; on that day the heavens will pass away with a roar, the heavenly bodies will be destroyed by being burned up, and the earth with all its works will melt away.
Revelation 6:17
because the great day of their anger has come, and who can stand it?"
Revelation 16:14
They are the spirits of demons that perform wonders, and they go forth to the kings of the whole world, to muster them for battle on the great day of the Almighty God.
Revelation 20:8-9
He will go forth to lead astray the nations that are in the four corners of the earth, Gog and Magog, and to muster them for battle, and their number will be like the sands of the seashore.