Revelation 9:1

And the fifth angel sounded his trumpet: and I saw a star out of the heaven fallen to the earth; and there was given to it the key of the pit of the abyss.

Revelation 8:10

And the third angel sounded his trumpet: and there fell out of the heaven a great star, burning as a torch, and it fell upon the third part of the rivers, and upon the fountains of waters.

Luke 8:31

And they besought him that he would not command them to go away into the bottomless pit.

Revelation 1:18

and the living one: and I became dead, and behold, I am living to the ages of ages, and have the keys of death and of hades.

Revelation 9:2

And it opened the pit of the abyss; and there went up smoke out of the pit as the smoke of a great furnace; and the sun and the air were darkened with the smoke of the pit.

Luke 10:18

And he said to them, I beheld Satan as lightning falling out of heaven.

Romans 10:7

or, Who shall descend into the abyss? that is, to bring up Christ from among the dead.

Revelation 17:8

The beast which thou sawest was, and is not, and is about to come up out of the abyss and go into destruction: and they who dwell on the earth, whose names are not written from the founding of the world in the book of life, shall wonder, seeing the beast, that it was, and is not, and shall be present.

Revelation 20:1

And I saw an angel descending from the heaven, having the key of the abyss, and a great chain in his hand.

Isaiah 14:12

How art thou fallen from heaven, Lucifer, son of the morning! Thou art cut down to the ground, that didst prostrate the nations!

2 Thessalonians 2:3-8

Let not any one deceive you in any manner, because it will not be unless the apostasy have first come, and the man of sin have been revealed, the son of perdition;

2 Timothy 3:1-5

But this know, that in the last days difficult times shall be there;

Revelation 1:20

The mystery of the seven stars which thou hast seen on my right hand, and the seven golden lamps. The seven stars are angels of the seven assemblies; and the seven lamps are seven assemblies.

Revelation 8:2

And I saw the seven angels who stand before God, and seven trumpets were given to them.

Revelation 8:6-8

And the seven angels who had the seven trumpets prepared themselves that they might sound with their trumpets.

Revelation 8:12

And the fourth angel sounded his trumpet: and the third part of the sun was smitten, and the third part of the moon, and the third part of the stars; so that the third part of them should be darkened, and that the day should not appear for the third part of it, and the night the same.

Revelation 9:11-13

They have a king over them, the angel of the abyss: his name in Hebrew, Abaddon, and in Greek he has for name Apollyon.

Revelation 11:14-15

The second woe has passed; behold, the third woe comes quickly.

Revelation 20:10

And the devil who deceived them was cast into the lake of fire and brimstone, where are both the beast and the false prophet; and they shall be tormented day and night for the ages of ages.

Treasury of Scripture Knowledge

Summary

And the fifth angel sounded, and I saw a star fall from heaven unto the earth: and to him was given the key of the bottomless pit.

Bible References

The fifth

Revelation 9:12
The first woe has passed. Behold, there come yet two woes after these things.
Revelation 8:6
And the seven angels who had the seven trumpets prepared themselves that they might sound with their trumpets.
Revelation 11:14
The second woe has passed; behold, the third woe comes quickly.

A star

Revelation 1:20
The mystery of the seven stars which thou hast seen on my right hand, and the seven golden lamps. The seven stars are angels of the seven assemblies; and the seven lamps are seven assemblies.
Revelation 8:10
And the third angel sounded his trumpet: and there fell out of the heaven a great star, burning as a torch, and it fell upon the third part of the rivers, and upon the fountains of waters.
Isaiah 14:12
How art thou fallen from heaven, Lucifer, son of the morning! Thou art cut down to the ground, that didst prostrate the nations!
Luke 10:18
And he said to them, I beheld Satan as lightning falling out of heaven.
2 Thessalonians 2:3
Let not any one deceive you in any manner, because it will not be unless the apostasy have first come, and the man of sin have been revealed, the son of perdition;
2 Timothy 3:1
But this know, that in the last days difficult times shall be there;

To him

Revelation 1:18
and the living one: and I became dead, and behold, I am living to the ages of ages, and have the keys of death and of hades.
Revelation 20:1
And I saw an angel descending from the heaven, having the key of the abyss, and a great chain in his hand.