New Revised Standard Version
Then I saw an angel coming down from heaven, holding in his hand the key to the bottomless pit and a great chain.

Contemporary English Version
I saw an angel come down from heaven, carrying the key to the deep pit and a big chain.

New American Bible
Then I saw an angel come down from heaven, holding in his hand the key to the abyss and a heavy chain.

Douay-Rheims Bible
And I saw an angel coming down from heaven, having the key of the bottomless pit and a great chain in his hand.

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

I saw.

Revelation 10:1 And I saw another mighty angel come down from heaven, clothed with a cloud. And a rainbow was on his head: and his face, as the sun, and his feet as pillars of fire.

Revelation 18:1 And after these things, I saw another angel come down from heaven, having great power: and the earth was enlightened with his glory.

having.

Revelation 1:18 And alive, and was dead. And behold I am living for ever and ever and have the keys of death and of hell.

Revelation 9:1,2 And the fifth angel sounded the trumpet: and I saw a star fall from heaven upon the earth. And there was given to him the key of the bottomless pit. . . .

Luke 8:31 And they besought him that he would not command them to go into the abyss.

a great.

2 Peter 2:4 For if God spared not the angels that sinned, but delivered them, drawn down by infernal ropes to the lower hell, unto torments, to be reserved unto judgment:

Jude 1:6 And the angels who kept not their principality but forsook their own habitation, he hath reserved under darkness in everlasting chains, unto the judgment of the great day.