2 Peter 2:4

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 judgement; and if He spared not the old world,

Jude 1:6

and the angels that kept not their primitive state, but left their proper abode, hath He reserved in everlasting chains, under darkness, to the judgement of the great day:

Treasury of Scripture Knowledge

Summary

Behold, he put no trust in his servants; and his angels he charged with folly:

And his angels he charged with folly

Bible References

And his angels he charged with folly

2 Peter 2:4
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 judgement; and if He spared not the old world,
Jude 1:6
and the angels that kept not their primitive state, but left their proper abode, hath He reserved in everlasting chains, under darkness, to the judgement of the great day: