2 Peter 2:4

Remember, God did not spare angels when they sinned, but sent them down to Tartarus, and committed them to caverns of darkness, to be kept under guard for judgment.

Jude 1:6

and that even those angels, who did not keep to their appointed spheres, but left their proper homes, have been kept by him for the judgment of the Great Day in everlasting chains and black darkness.

Matthew 25:41

Then he will say to those on his left 'Go from my presence, accursed, into the 'aeonian fire which has been prepared for the Devil and his angels.'

Revelation 20:10

and the Devil, their deceiver, was hurled into the lake of fire and sulphur, where the Beast and the false Prophet already were, and they will be tortured day and night for ever and ever.

Revelation 12:7-9

Then a battle took place in the heavens. Michael and his angels fought with the Dragon. But though the Dragon, with his angels, fought,

Luke 8:31

And the demons begged Jesus not to order them away into the bottomless pit.

Luke 10:18

And Jesus replied: "I have had visions of Satan, fallen, like lightning from the heavens.

John 8:44

As for you, you are children of your Father the Devil, and you are determined to do what your father loves to do. He was a murderer from the first, and did not stand by the truth, because there is no truth in him. Whenever he lies, he does what is natural to him; because he is a liar, and the father of lying.

2 Peter 2:5

Nor did he spare the world of old; though he preserved Noah, the Preacher of Righteousness, and seven others, when he brought a flood upon the godless world.

2 Peter 2:9

The Lord, therefore, knows how to deliver the pious from temptation, and to keep the wicked, who are even now suffering punishment, in readiness for 'the Day of Judgment'--

2 Peter 2:11

even where angels, though excelling them in strength and power, do not bring against them a malignant charge before the Lord.

1 John 3:8

He who lives sinfully belongs to the Devil, for the Devil has sinned from the first. It was for this that the Son of God appeared, that he might undo the Devil's work.

Jude 1:13

They are wild sea waves, foaming with their own shame; they are 'wandering stars,' for which the blackest darkness has been reserved for ever.

Revelation 20:1-3

Then I saw an angel coming down from Heaven, with the key of the bottomless pit and a great chain in his hand.

Matthew 8:29

Suddenly they shrieked out: "What do you want with us, Son of God? Have you come here to torment us before our time?"

Mark 5:7

Shrieking out in a loud voice: "What do you want with me, Jesus, Son of the Most High God? For God's sake do not torment me!"

Romans 8:32

God did not withhold his own Son, but gave him up on behalf of us all; will he not, then, with him, freely give us all things?

Romans 11:21

For, if God did not spare the natural branches, neither will he spare you.

Treasury of Scripture Knowledge

Summary

For if God spared not the angels that sinned, but cast them down to hell, and delivered them into chains of darkness, to be reserved unto judgment;

Bible References

Spared

2 Peter 2:5
Nor did he spare the world of old; though he preserved Noah, the Preacher of Righteousness, and seven others, when he brought a flood upon the godless world.
Romans 8:32
God did not withhold his own Son, but gave him up on behalf of us all; will he not, then, with him, freely give us all things?
Romans 11:21
For, if God did not spare the natural branches, neither will he spare you.

The angels

Luke 10:18
And Jesus replied: "I have had visions of Satan, fallen, like lightning from the heavens.
John 8:44
As for you, you are children of your Father the Devil, and you are determined to do what your father loves to do. He was a murderer from the first, and did not stand by the truth, because there is no truth in him. Whenever he lies, he does what is natural to him; because he is a liar, and the father of lying.
1 John 3:8
He who lives sinfully belongs to the Devil, for the Devil has sinned from the first. It was for this that the Son of God appeared, that he might undo the Devil's work.
Jude 1:6
and that even those angels, who did not keep to their appointed spheres, but left their proper homes, have been kept by him for the judgment of the Great Day in everlasting chains and black darkness.

But

Matthew 8:29
Suddenly they shrieked out: "What do you want with us, Son of God? Have you come here to torment us before our time?"
Matthew 25:41
Then he will say to those on his left 'Go from my presence, accursed, into the 'aeonian fire which has been prepared for the Devil and his angels.'
Mark 5:7
Shrieking out in a loud voice: "What do you want with me, Jesus, Son of the Most High God? For God's sake do not torment me!"
Luke 8:31
And the demons begged Jesus not to order them away into the bottomless pit.
Revelation 12:7
Then a battle took place in the heavens. Michael and his angels fought with the Dragon. But though the Dragon, with his angels, fought,
Revelation 20:2
He seized the Dragon, the primeval Serpent (who is the 'Devil' or 'Satan'), and bound him in chains for a thousand years.

Into

2 Peter 2:11
even where angels, though excelling them in strength and power, do not bring against them a malignant charge before the Lord.
Jude 1:6
and that even those angels, who did not keep to their appointed spheres, but left their proper homes, have been kept by him for the judgment of the Great Day in everlasting chains and black darkness.

To be

2 Peter 2:9
The Lord, therefore, knows how to deliver the pious from temptation, and to keep the wicked, who are even now suffering punishment, in readiness for 'the Day of Judgment'--
Jude 1:13
They are wild sea waves, foaming with their own shame; they are 'wandering stars,' for which the blackest darkness has been reserved for ever.