Isaiah 50:3

I clothe [the] heavens [with] darkness, and I {make} their covering sackcloth."

Revelation 6:12

And I watched when he opened the sixth seal, and a great earthquake took place, and the sun became black like sackcloth made of hair, and the whole moon became like blood,

Exodus 10:21

And Yahweh said to Moses, "Stretch out your hand toward the heavens so that there may be darkness over the land of Egypt and so that [a person can] feel darkness."

Psalm 18:11-12

He made darkness his hiding place; all about him his covering [was] a darkness of waters, {thick clouds}.

Matthew 27:45

Now from the sixth hour, darkness came over all the 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 Yahweh said to Moses, "Stretch out your hand toward the heavens so that there may be darkness over the land of Egypt and so that [a person can] feel darkness."
Psalm 18:11
He made darkness his hiding place; all about him his covering [was] a darkness of waters, {thick clouds}.
Matthew 27:45
Now from the sixth hour, darkness came over all the land until the ninth hour.
Revelation 6:12
And I watched when he opened the sixth seal, and a great earthquake took place, and the sun became black like sackcloth made of hair, and the whole moon became like blood,