Psalm 105:28

Praise To Yahweh For His Work On Behalf Of Israel

²⁷
They exhibited His wondrous signs among them,
Great miracles in the land of Ham (Egypt).
²⁸ 
He sent [thick, oppressive] darkness and made the land dark;
And Moses and Aaron did not rebel against His words.
²⁹
He turned Egypt’s waters into blood
And caused their fish to die.

Aaron

Moses

Psalm 99:7

He spoke to them in the pillar of cloud;
They kept His testimonies
And the statutes that He gave them.

Exodus 10:21-23

Then the Lord said to Moses, “Stretch out your hand toward the sky, so that darkness may come over the land of Egypt, a darkness which [is so awful that it] may be felt.”

Ezekiel 2:4-8

I am sending you to them who are stubborn and obstinate children, and you shall say to them, ‘Thus says the Lord God.’

Joel 2:2

A day of darkness and gloom,
A day of clouds and of thick [dark] mist,
Like the dawn spread over the mountains;
There is a [pagan, hostile] people numerous and mighty,
The like of which has never been before
Nor will be again afterward
Even for years of many generations.

Joel 2:31

“The sun will be turned into darkness
And the moon into blood
Before the great and terrible day of the Lord comes.

Luke 23:44-45

It was now about the sixth hour (noon), and darkness came over the whole land until the ninth hour (3:00 p.m.),

2 Peter 2:4

For if God did not [even] spare angels that sinned, but threw them into hell and sent them to pits of gloom to be kept [there] for judgment;

2 Peter 2:17

These [false teachers] are springs without water and mists driven by a tempest, for whom is reserved the gloom of black darkness.