NT-EPISTLES.filter - kjv CHAINS:

kjv@2Peter: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 judgment;

kjv@Jude:1:6 @ And the angels which kept not their first estate, but left their own habitation, he hath reserved in everlasting chains under darkness unto the judgment of the great day.