Matthew 24:21-22
for then shall be great affliction, such as has not been from the beginning of the world till now, nor shall ever be.
Mark 13:19
For these will be the days of affliction, such as has not been from the beginning of the creation which God created, till this time, and will never be.
Acts 2:20
The sun shall be turned into darkness, and the moon into blood, before that great and terrible day of the Lord comes.
Romans 11:26
And so all Israel shall be saved, as it is written: There shall come out of Zion the Deliverer, and he shall turn away ungodliness from Jacob.
Revelation 6:17
for the great day of his wrath has come, and who is able to stand?