Revelation 20:1
I saw an angel come down from heaven. He had the key to the bottomless pit and a great chain in his hand.
Revelation 1:18
I am alive! I was dead and, behold, I am alive forever, Amen. I have the keys of death and the grave.
Revelation 10:1
I saw another mighty angel come down from heaven. He was clothed with a cloud. And a rainbow was upon his head. His face was like the sun, and his feet like pillars of fire.
Luke 8:31
They pleaded with him that he would not command them to depart into the abyss.
2 Peter 2:4
God did not spare angels when they sinned, but cast them down to captivity in pits of darkness reserved for judgment!
Jude 1:6
Angels who did not keep their position left their proper habitation. He has kept them in everlasting bonds under darkness for the judgment of the great day.
Revelation 9:1-2
The fifth angel blew his trumpet. I saw a star fall from heaven to the earth. The key of the bottomless pit was given to him.
Revelation 18:1
After these things I saw another angel come down from heaven. He had great authority. The earth was illuminated with his glory.