1 Peter 3:19

in which also to the spirits in prison having gone he did preach,

1 Peter 4:6

for for this also to dead men was good news proclaimed, that they may be judged, indeed, according to men in the flesh, and may live according to God in the spirit.

Isaiah 42:7

To open the eyes of the blind, To bring forth from prison the bound one, From the house of restraint those sitting in darkness.

Isaiah 49:9

To say to the bound, Go out, To those in darkness, Be uncovered. On the ways they feed, And in all high places is their pasture.

Isaiah 61:1

The Spirit of the Lord Jehovah is on me, Because Jehovah did anoint me To proclaim tidings to the humble, He sent me to bind the broken of heart, To proclaim to captives liberty, And to bound ones an opening of bands.

1 Peter 1:11-12

searching in regard to what or what manner of time the Spirit of Christ that was in them was manifesting, testifying beforehand the sufferings of Christ and the glory after these,

Revelation 19:10

and I fell before his feet, to bow before him, and he saith to me, 'See -- not! fellow servant of thee am I, and of thy brethren, those having the testimony of Jesus; bow before God, for the testimony of Jesus is the spirit of the prophecy.'

Revelation 20:7

And when the thousand years may be finished, the Adversary shall be loosed out of his prison,

Nehemiah 9:30

'And Thou drawest over them many years, and testifiest against them by Thy Spirit, by the hand of Thy prophets, and they have not given ear, and Thou dost give them into the hand of peoples of the lands,

Treasury of Scripture Knowledge

Summary

By which also he went and preached unto the spirits in prison;

Bible References

By which

1 Peter 1:11
searching in regard to what or what manner of time the Spirit of Christ that was in them was manifesting, testifying beforehand the sufferings of Christ and the glory after these,
1 Peter 4:6
for for this also to dead men was good news proclaimed, that they may be judged, indeed, according to men in the flesh, and may live according to God in the spirit.
Nehemiah 9:30
'And Thou drawest over them many years, and testifiest against them by Thy Spirit, by the hand of Thy prophets, and they have not given ear, and Thou dost give them into the hand of peoples of the lands,
Revelation 19:10
and I fell before his feet, to bow before him, and he saith to me, 'See -- not! fellow servant of thee am I, and of thy brethren, those having the testimony of Jesus; bow before God, for the testimony of Jesus is the spirit of the prophecy.'

In

Isaiah 42:7
To open the eyes of the blind, To bring forth from prison the bound one, From the house of restraint those sitting in darkness.
Isaiah 49:9
To say to the bound, Go out, To those in darkness, Be uncovered. On the ways they feed, And in all high places is their pasture.
Isaiah 61:1
The Spirit of the Lord Jehovah is on me, Because Jehovah did anoint me To proclaim tidings to the humble, He sent me to bind the broken of heart, To proclaim to captives liberty, And to bound ones an opening of bands.
Revelation 20:7
And when the thousand years may be finished, the Adversary shall be loosed out of his prison,