Isaiah 50:3
I clothe the heavens with blackness, and I make sackcloth their covering.
Revelation 6:12
And when He had opened the sixth seal, I looked, and behold, there was a great earthquake. And the sun became black as sackcloth of hair, and the moon became like blood.
Exodus 10:21
And Jehovah said to Moses, Stretch out your hand toward the heavens, that there may be darkness over the land of Egypt, so that one may even feel the darkness.
Psalm 18:11-12
He made darkness His secret place, His pavilion around Him, darkness of waters, thick clouds of the skies.
Matthew 27:45
And from the sixth hour there was darkness over all the land until the ninth hour.