Isaiah 50:3

I clothe the heavens with blackness, and I make sackcloth their covering.

Revelation 6:12

And I saw when it opened the sixth seal, and there was a great earthquake; and the sun became black as hair sackcloth, and the whole moon became as blood,

Exodus 10:21

And Jehovah said to Moses, Stretch out thy hand toward the heavens, that there may be darkness in the land of Egypt so that one may feel darkness.

Psalm 18:11-12

He made darkness his secret place, his tent round about him: darkness of waters, thick clouds of the skies.

Matthew 27:45

Now from the sixth hour there was darkness over the whole land until the ninth hour;

Treasury of Scripture Knowledge

Summary

I clothe the heavens with blackness, and I make sackcloth their covering.

Bible References

General references

Exodus 10:21
And Jehovah said to Moses, Stretch out thy hand toward the heavens, that there may be darkness in the land of Egypt so that one may feel darkness.
Psalm 18:11
He made darkness his secret place, his tent round about him: darkness of waters, thick clouds of the skies.
Matthew 27:45
Now from the sixth hour there was darkness over the whole land until the ninth hour;
Revelation 6:12
And I saw when it opened the sixth seal, and there was a great earthquake; and the sun became black as hair sackcloth, and the whole moon became as blood,