1 Peter 3:22

who, having gone into heaven, is at the right hand of God; angels, and authorities, and powers, being subjected to him.

Revelation 9:11

For they had a king over them, the angel of the bottomless pit, whose name, in the Hebrew language, is Abaddon; and in the Greek, he has the name Apollyon.

Revelation 13:5-7

And there was given to it a mouth speaking great things, and defamation: and there was given to it power to practice forty-two months-

Revelation 20:7

And when the thousand years shall be accomplished, Satan shall be loosed from his confinement;

Treasury of Scripture Knowledge

Summary

And forthwith Jesus gave them leave. And the unclean spirits went out, and entered into the swine: and the herd ran violently down a steep place into the sea, (they were about two thousand;) and were choked in the sea.

The herd

Bible References

Gave

1 Peter 3:22
who, having gone into heaven, is at the right hand of God; angels, and authorities, and powers, being subjected to him.
Revelation 13:5
And there was given to it a mouth speaking great things, and defamation: and there was given to it power to practice forty-two months-
Revelation 20:7
And when the thousand years shall be accomplished, Satan shall be loosed from his confinement;

The herd

Revelation 9:11
For they had a king over them, the angel of the bottomless pit, whose name, in the Hebrew language, is Abaddon; and in the Greek, he has the name Apollyon.