Exodus 10:21
Then the LORD said to Moses, "Stretch out your hand toward heaven, so that darkness will spread over the land of Egypt--a palpable darkness."

Psalm 18:11, 12
He made darkness His hiding place, and storm clouds a canopy around Him. . . .

Matthew 27:45
From the sixth hour until the ninth hour darkness came over all the land.

Revelation 6:12
And when I saw the Lamb open the sixth seal, there was a great earthquake, and the sun became black like sackcloth of goat hair, and the whole moon turned blood red,