Revelation 6:9

And when he had opened the fifth seal, I saw under the altar the souls of those that had been slain because of the word of God and for the testimony which they held:

Revelation 14:18

And another angel came out from the altar, who had power over fire, and cried with a loud cry to him that had the sharp sickle saying, Thrust in thy sharp sickle and gather the clusters of the earth; for her grapes are fully ripe.

Revelation 20:4

And I saw thrones, and those who sat upon them, and judgment was given unto them; and I saw the souls of those that were beheaded for the witness of Jesus and for the word of God and who had not worshipped the beast neither its image neither had received its mark upon their foreheads or in their hands; and they shall live and reign with Christ the thousand years.

Revelation 1:9

I John, your brother and participant in the tribulation and in the kingdom and in the patience of Jesus Christ, was in the isle that is called Patmos for the word of God, and for the testimony of Jesus Christ.

Leviticus 4:7

And the priest shall put some of the blood upon the horns of the altar of aromatic incense before the LORD, which is in the tabernacle of the testimony, and shall pour all the blood of the bullock at the bottom of the altar of the burnt offering, which is at the door of the tabernacle of the testimony.

John 16:2

They shall put you out of the synagogues, and the hour will even come when whosoever kills you will think that he does God service.

Revelation 16:7

And I heard another out of the altar say, Even so, Lord God Almighty, true and righteous are thy judgments.

2 Corinthians 5:8

We are confident, I say, and willing rather to be absent from the body and to be present with the Lord.

Philippians 1:23

For I am in a strait between the two, having a desire to depart and to be with Christ, which is far better:

Philippians 2:17

And even if I am poured out as an offering upon the sacrifice and service of your faith, I joy and rejoice with you all.

2 Timothy 1:8

Therefore be not thou ashamed to give testimony of our Lord, nor of me his prisoner, but be thou partaker of the afflictions of the gospel by the power of God,

2 Timothy 4:6

For I am now ready to be offered, and the time of my release is at hand.

Revelation 1:2

who bore witness of the word of God and of the testimony of Jesus Christ, and of all things that he saw.

Revelation 2:13

I know thy works and where thou dwellest, even where Satan's throne is, and thou holdest fast my name and hast not denied my faith, even in those days in which Antipas was my faithful witness, , who was slain among you, where Satan dwellest.

Revelation 8:3

And another angel came and stood at the altar, having a golden censer; and there was given unto him much incense of the prayers of all the saints, that he should offer upon the golden altar which was before the throne.

Revelation 9:13

And the sixth angel sounded the trumpet, and I heard a voice from the four horns of the golden altar which is before the presence of God,

Revelation 11:3-7

And I will give my two witnesses, and they shall prophesy a thousand two hundred and sixty days, clothed in sackcloth.

Revelation 12:11-17

And they have overcome him by the blood of the Lamb and by the word of their testimony; and they loved not their lives unto the death.

Revelation 19:10

And I fell at his feet to worship him. And he said unto me, See thou do it not: I am thy fellowservant and with thy brethren that have the testimony of Jesus; worship God; for the testimony of Jesus is the spirit of prophecy.

Treasury of Scripture Knowledge

Summary

And when he had opened the fifth seal, I saw under the altar the souls of them that were slain for the word of God, and for the testimony which they held:

General references

Bible References

I saw

Revelation 8:3
And another angel came and stood at the altar, having a golden censer; and there was given unto him much incense of the prayers of all the saints, that he should offer upon the golden altar which was before the throne.
Revelation 9:13
And the sixth angel sounded the trumpet, and I heard a voice from the four horns of the golden altar which is before the presence of God,
Revelation 14:18
And another angel came out from the altar, who had power over fire, and cried with a loud cry to him that had the sharp sickle saying, Thrust in thy sharp sickle and gather the clusters of the earth; for her grapes are fully ripe.
Leviticus 4:7
And the priest shall put some of the blood upon the horns of the altar of aromatic incense before the LORD, which is in the tabernacle of the testimony, and shall pour all the blood of the bullock at the bottom of the altar of the burnt offering, which is at the door of the tabernacle of the testimony.
John 16:2
They shall put you out of the synagogues, and the hour will even come when whosoever kills you will think that he does God service.
2 Timothy 4:6
For I am now ready to be offered, and the time of my release is at hand.

The souls

Revelation 20:4
And I saw thrones, and those who sat upon them, and judgment was given unto them; and I saw the souls of those that were beheaded for the witness of Jesus and for the word of God and who had not worshipped the beast neither its image neither had received its mark upon their foreheads or in their hands; and they shall live and reign with Christ the thousand years.
2 Corinthians 5:8
We are confident, I say, and willing rather to be absent from the body and to be present with the Lord.
Philippians 1:23
For I am in a strait between the two, having a desire to depart and to be with Christ, which is far better:

Slain

Revelation 1:9
I John, your brother and participant in the tribulation and in the kingdom and in the patience of Jesus Christ, was in the isle that is called Patmos for the word of God, and for the testimony of Jesus Christ.
Revelation 2:13
I know thy works and where thou dwellest, even where Satan's throne is, and thou holdest fast my name and hast not denied my faith, even in those days in which Antipas was my faithful witness, , who was slain among you, where Satan dwellest.
Revelation 11:3
And I will give my two witnesses, and they shall prophesy a thousand two hundred and sixty days, clothed in sackcloth.
Revelation 12:11
And they have overcome him by the blood of the Lamb and by the word of their testimony; and they loved not their lives unto the death.
Revelation 19:10
And I fell at his feet to worship him. And he said unto me, See thou do it not: I am thy fellowservant and with thy brethren that have the testimony of Jesus; worship God; for the testimony of Jesus is the spirit of prophecy.
2 Timothy 1:8
Therefore be not thou ashamed to give testimony of our Lord, nor of me his prisoner, but be thou partaker of the afflictions of the gospel by the power of God,

General references

Matthew 21:35
And the husbandmen took his slaves and beat one and killed another and stoned another.
Hebrews 12:4
Ye have not yet resisted unto blood, fighting against sin.