Revelation 7:14

And I said unto him, My lord, thou knowest. And he said to me; These are those coming up out of great tribulation, who have washed their robes, and made them white in the blood of the Lamb.

1 John 1:7

but if we walk in the light, as He is in the light, we have fellowship with one another, and the blood of Jesus his Son cleanses us from all sin.

Hebrews 9:14

how much more shall the blood of Christ, who through the eternal Spirit offered up himself without spot to God, purify our conscience from dead works to serve the living God?

Revelation 1:5

and from Jesus Christ, who is the faithful witness, the firstbegotten of the dead, and the prince of the kings of the earth. To the one loving us with divine love, and having washed us from our sins in His own blood,

Revelation 22:14

Happy are those who wash their robes, that they may have right to the tree of life, and enter in through the gates into the city.

Matthew 24:21

For then there will be great tribulation, such as has not been from the beginning of the world even until now nor ever may be.

John 13:8-14

Peter says to Him, You may never wash my feet. Jesus responded to him, If I wash thee not, thou hast not part with me.

John 16:33

I have spoken these things to you, in order that you may have peace in me. In the world you have tribulation: but take courage; I have conquered the world.

Acts 14:22

strengthening the souls of the disciples, exhorting them to abide in the faith, and it behooves them through many tribulations to enter into the kingdom of God.

Romans 5:3

And not only so, but let us also rejoice in tribulation; knowing that tribulation works out endurance;

1 Corinthians 6:11

And such were some of you: but you have washed, but you have been sanctified, but you have been justified in the name of the Lord Jesus Christ, and by the Spirit of our God.

Ephesians 5:26-27

in order that he might sanctify her, having purified her by the washing of water through the word,

2 Thessalonians 1:4

so that we ourselves rejoice over you in the churches of God, on account of your patience and faith in all your persecutions and tribulations which you endure;

Hebrews 13:12

Therefore indeed Jesus, in order that he might sanctify the people by his own blood, suffered without the gate.

1 Peter 1:19

but by the precious blood of Christ, as a lamb without blemish and spotless:

Revelation 2:9

I know your tribulations, and your poverty, but you are rich; and I know the blasphemy of those who say they are Jews, and they are not, but are the synagogue of Satan.

Revelation 5:9

And they sing a new song, saying, Thou art worthy to receive the book, and to open its seals: because thou wast slain, and didst with thy blood redeem unto God out of every tribe, and tongue, and people, and nation;

Revelation 6:9-11

And when he opened the fifth seal, I saw beneath the altar the souls of those who had been slain on account of the word of God, and the testimony which they had.

Revelation 12:11

And they conquered him through the blood of the Lamb, and the word of their testimony; and with divine love they love not their life unto death.

Revelation 15:2

And I saw as it were a sea of glass mingled with fire: and those who conquer from the beast, and from his image, and from the number of his name, standing on the sea of glass, having the harps of God.

Revelation 17:6

And I saw the woman drunken from the blood of the saints, and from the blood of the martyrs of Jesus: and seeing her, I was astonished with great astonishment.

Treasury of Scripture Knowledge

Summary

And I said unto him, Sir, thou knowest. And he said to me, These are they which came out of great tribulation, and have washed their robes, and made them white in the blood of the Lamb.

General references

Bible References

And have

Revelation 1:5
and from Jesus Christ, who is the faithful witness, the firstbegotten of the dead, and the prince of the kings of the earth. To the one loving us with divine love, and having washed us from our sins in His own blood,
John 13:8
Peter says to Him, You may never wash my feet. Jesus responded to him, If I wash thee not, thou hast not part with me.
1 Corinthians 6:11
And such were some of you: but you have washed, but you have been sanctified, but you have been justified in the name of the Lord Jesus Christ, and by the Spirit of our God.
Ephesians 5:26
in order that he might sanctify her, having purified her by the washing of water through the word,
Hebrews 9:14
how much more shall the blood of Christ, who through the eternal Spirit offered up himself without spot to God, purify our conscience from dead works to serve the living God?
1 John 1:7
but if we walk in the light, as He is in the light, we have fellowship with one another, and the blood of Jesus his Son cleanses us from all sin.

The blood

Revelation 5:9
And they sing a new song, saying, Thou art worthy to receive the book, and to open its seals: because thou wast slain, and didst with thy blood redeem unto God out of every tribe, and tongue, and people, and nation;
Revelation 12:11
And they conquered him through the blood of the Lamb, and the word of their testimony; and with divine love they love not their life unto death.
Hebrews 13:12
Therefore indeed Jesus, in order that he might sanctify the people by his own blood, suffered without the gate.
1 Peter 1:19
but by the precious blood of Christ, as a lamb without blemish and spotless:

General references

Matthew 5:4
Blessed are the meek, because they shall inherit the earth.