Matthew 24:29
"Immediately after the tribulation of those days the sun will be darkened, and the moon will not give its light; the stars will fall from heaven, and the powers of the heavens will be shaken.
2 Peter 3:10
But the day of the Lord will come like a thief, in which the heavens will pass away with a roar and the elements will be destroyed with fire, and the earth and the works that are in it will be burned up.
Revelation 6:12-17
I looked when he opened the sixth seal, and there was a great earthquake; and the sun became black as sackcloth made of hair, and the whole moon became like blood;
Revelation 8:12
The fourth angel sounded his trumpet, and a third of the sun was struck, a third of the moon, and a third of the stars, so that a third of them darkened. And a third of the day was without light, and also a third of the night.
Matthew 24:8
All these are the beginning of birth pains.
Matthew 24:21
For then there will be great tribulation, such as has not been from the beginning of the world until now, no, and never will be.
Mark 13:24-25
"But in those days, after that tribulation, the sun will be darkened, and the moon will not give its light;
Luke 21:25-26
"There will be signs in sun and moon and stars, and on the earth distress of nations in perplexity at the roaring of the sea and the waves,
Acts 2:19-20
And I will show wonders in heaven above and signs on the earth below, blood, and fire, and vapor of smoke.