Revelation 9:11

They have as king over them the angel of the bottomless pit. His name in Hebrew is Abaddon, and in Greek he is called Apollyon.

Ephesians 2:2

in which you once walked, following the course of this world, following the prince of the power of the air, the spirit that is now at work in the sons of disobedience--

Job 26:6

Sheol is naked before God, and Abaddon has no covering.

John 8:44

You are of your father the devil, and your will is to do your father's desires. He was a murderer from the beginning, and has nothing to do with the truth, because there is no truth in him. When he lies, he speaks out of his own character, for he is a liar and the father of lies.

John 12:31

Now is the judgment of this world; now will the ruler of this world be cast out.

John 14:30

I will no longer talk much with you, for the ruler of this world is coming. He has no claim on me,

John 16:11

concerning judgment, because the ruler of this world is judged.

2 Corinthians 4:4

In their case the god of this world has blinded the minds of the unbelievers, to keep them from seeing the light of the gospel of the glory of Christ, who is the image of God.

1 John 4:4

Little children, you are from God and have overcome them, for he who is in you is greater than he who is in the world.

1 John 5:19

We know that we are from God, and the whole world lies in the power of the evil one.

Revelation 9:1-2

And the fifth angel blew his trumpet, and I saw a star fallen from heaven to earth, and he was given the key to the shaft of the bottomless pit.

Revelation 12:9

And the great dragon was thrown down, that ancient serpent, who is called the devil and Satan, the deceiver of the whole world--he was thrown down to the earth, and his angels were thrown down with him.

Treasury of Scripture Knowledge

Summary

And they had a king over them, which is the angel of the bottomless pit, whose name in the Hebrew tongue is Abaddon, but in the Greek tongue hath his name Apollyon.

The angel

Abaddon

Bible References

They had

Revelation 12:9
And the great dragon was thrown down, that ancient serpent, who is called the devil and Satan, the deceiver of the whole world--he was thrown down to the earth, and his angels were thrown down with him.
John 12:31
Now is the judgment of this world; now will the ruler of this world be cast out.
John 14:30
I will no longer talk much with you, for the ruler of this world is coming. He has no claim on me,
John 16:11
concerning judgment, because the ruler of this world is judged.
2 Corinthians 4:4
In their case the god of this world has blinded the minds of the unbelievers, to keep them from seeing the light of the gospel of the glory of Christ, who is the image of God.
Ephesians 2:2
in which you once walked, following the course of this world, following the prince of the power of the air, the spirit that is now at work in the sons of disobedience--
1 John 4:4
Little children, you are from God and have overcome them, for he who is in you is greater than he who is in the world.
1 John 5:19
We know that we are from God, and the whole world lies in the power of the evil one.

The angel

Revelation 9:1
And the fifth angel blew his trumpet, and I saw a star fallen from heaven to earth, and he was given the key to the shaft of the bottomless pit.

Abaddon

John 8:44
You are of your father the devil, and your will is to do your father's desires. He was a murderer from the beginning, and has nothing to do with the truth, because there is no truth in him. When he lies, he speaks out of his own character, for he is a liar and the father of lies.

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.