2 Peter 2:4

For if God did not spare angels when they sinned, but cast them down to Tartarus, and committed them to chains of darkness, and reserved them for judgment;

Jude 1:6

while the angels who did not keep their first domain but left their proper abode, are held by him in blank darkness, in everlasting chains, in preparation for the judgment of the Great Day.

Matthew 25:41

"Then he will say to those also at his left hand. 'Depart from me, accursed ones, into the eternal fire prepared for the devil and his angels;

Revelation 20:10

and the devil who had been deceiving them was hurled into the lake of fire and brimstone, where lie also the beast and the false prophet. And they will be tortured day and night, forever and ever.

Revelation 12:7-9

And there was war in heaven. Michael and his angels went forth to war with the dragon; and the dragon also fought, and his angels;

Luke 8:31

So they besought Jesus not to command them to go away into the abyss.

Luke 10:18

And he said to them. "I watched Satan fall from heaven like a lightning flash.

John 8:44

"You are of your father, the devil, and you want to do what your father desires. He was a man-slayer from the very beginning; and he has no standing place in the truth, because truth is not in him. Whenever he utters a lie, he speaks from his nature, for he is a liar and the father of lying.

2 Peter 2:5

if he did not spare the ancient world, but preserved Noah, a herald of righteousness, with seven others, when he brought a flood upon an ungodly world;

2 Peter 2:9

then be sure that the Lord knows how to deliver the godly out of temptation, and to keep the wicked (who are even now enduring punishment) for the "Day of Judgment";

2 Peter 2:11

even where angels, though surpassing them in strength and might, do not bring a railing judgment against them before the Lord.

1 John 3:8

He who is committing sin is of the devil, because from the beginning of the devil is sinning. It was for this cause that the Son of God was manifested, that he might destroy the works of the devil.

Jude 1:13

wild waves of the sea, foaming out their own shame; wandering stars, for whom is reserved the blackness of darkness forever.

Revelation 20:1-3

And I saw an angel coming down out of heaven, with the key of the bottomless pit and a great chain in his hand.

Matthew 8:29

"You Son of God," they shouted, "what have you to do with us? Are you come to torment us before the time?"

Mark 5:7

and with a shriek he cried out in a loud voice. "Jesus, son of God most high, what business have you with me? I adjure you by God, torment me not!"

Romans 8:32

He that spared not his own Son, But freely delivered him up for us all, How shall he not with him also freely give us all things?

Romans 11:21

for if God spared not 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
if he did not spare the ancient world, but preserved Noah, a herald of righteousness, with seven others, when he brought a flood upon an ungodly world;
Romans 8:32
He that spared not his own Son, But freely delivered him up for us all, How shall he not with him also freely give us all things?
Romans 11:21
for if God spared not the natural branches, neither will he spare you.

The angels

Luke 10:18
And he said to them. "I watched Satan fall from heaven like a lightning flash.
John 8:44
"You are of your father, the devil, and you want to do what your father desires. He was a man-slayer from the very beginning; and he has no standing place in the truth, because truth is not in him. Whenever he utters a lie, he speaks from his nature, for he is a liar and the father of lying.
1 John 3:8
He who is committing sin is of the devil, because from the beginning of the devil is sinning. It was for this cause that the Son of God was manifested, that he might destroy the works of the devil.
Jude 1:6
while the angels who did not keep their first domain but left their proper abode, are held by him in blank darkness, in everlasting chains, in preparation for the judgment of the Great Day.

But

Matthew 8:29
"You Son of God," they shouted, "what have you to do with us? Are you come to torment us before the time?"
Matthew 25:41
"Then he will say to those also at his left hand. 'Depart from me, accursed ones, into the eternal fire prepared for the devil and his angels;
Mark 5:7
and with a shriek he cried out in a loud voice. "Jesus, son of God most high, what business have you with me? I adjure you by God, torment me not!"
Luke 8:31
So they besought Jesus not to command them to go away into the abyss.
Revelation 12:7
And there was war in heaven. Michael and his angels went forth to war with the dragon; and the dragon also fought, and his angels;
Revelation 20:2
He gripped the dragon, that old serpent, who is the devil and Satan, and bound him for a thousand years,

Into

2 Peter 2:11
even where angels, though surpassing them in strength and might, do not bring a railing judgment against them before the Lord.
Jude 1:6
while the angels who did not keep their first domain but left their proper abode, are held by him in blank darkness, in everlasting chains, in preparation for the judgment of the Great Day.

To be

2 Peter 2:9
then be sure that the Lord knows how to deliver the godly out of temptation, and to keep the wicked (who are even now enduring punishment) for the "Day of Judgment";
Jude 1:13
wild waves of the sea, foaming out their own shame; wandering stars, for whom is reserved the blackness of darkness forever.