Revelation 7:14

And I at once said to him - My lord! thou, knowest! And he said unto me - These, are they who come out of the great tribulation, and they washed their robes, and made them white in the blood of the Lamb;

1 John 1:7

Whereas, if, in the light, we are walking, as, he, is in the light, we have, fellowship one with another, and, the blood of Jesus his Son, is cleansing us from all sin.

Zechariah 3:3-5

Now, Joshua, was clothed with filthy garments, - though standing before the messenger.

Hebrews 9:14

How much rather shall the blood of the Christ, who through an age-abiding spirit offered himself unspotted unto God, purify our conscience from dead works, to the rendering of divine-service, unto a Living God?

Isaiah 1:18

Come, I pray you, and let us settle the disputer Saith Yahweh, - Though your sins be found like scarlet, As snow, shall they be made white, Though they appear red like crimson, As wool, shall they become.

Revelation 1:5

and from - Jesus Christ, - The Faithful Witness, The Firstborn of the Dead, and The Ruler of the Kings of the Earth. Unto him that loveth us, and loosed us out of our sins with his blood, -

Revelation 22:14

Happy, they who are washing their robes, that their right may be unto the tree of life and, by the gates, they may enter into the city.

Exodus 37:3

and he cast for it four rings of gold, upon the four feet thereof, - even, two rings, on the one side thereof and, two rings, on the other side thereof;

Zechariah 13:1

In that day, there shall be an opened fountain, for the house of David, and for the Inhabitants of Jerusalem, - for sin and for uncleanness.

Matthew 24:21

For there will be then, Great tribulation, such as hath not happened, from the beginning of the world, until the present time, neither in any wise shall happen.

John 13:8-14

Peter saith unto him - In nowise shalt thou, ever, wash my feet. Jesus answered him - If I wash thee not, thou hast no part with me.

John 16:33

These things, have I spoken unto you, that, in me, ye may have, peace: In the world, ye have, tribulation; but be taking courage, - I, have overcome the world.

Acts 14:22

confirming the souls of the disciples, beseeching them to abide in the faith, and declaring that, through many tribulations, must we enter into the kingdom of God.

Romans 5:3

And, not only so, but let us boast also in our tribulations; knowing that, our tribulation, worketh out endurance.

1 Corinthians 6:11

And, these things, were some of you; but ye bathed them away, - but ye were sanctified, but ye were justified, in the name of ourLord Jesus Christ, and in the Spirit of our God.

Ephesians 5:26-27

That, her, he might sanctify, having purified her with the bath of water, in declaration,

2 Thessalonians 1:4

So that, we ourselves, in you, are boasting, in the assemblies of God, over your endurance and faith in all your persecutions and tribulations which ye are sustaining: -

Hebrews 13:12

Wherefore, Jesus also, that he might hallow the people through means of his own blood, outside the gate, suffered:

1 Peter 1:19

But with precious blood, as of a lamb, unblemished and unspotted, of an Anointed One, -

Revelation 2:9

I know thy tribulation, and destitution, nevertheless, thou art, rich, and the profane speech from among them who affirm that they themselves are, Jews, and they are not, but a synagogue of Satan.

Revelation 5:9

and they sing a new song, saying - Worthy, art thou, to take the scroll and to open the seals thereof; because thou wast slain, and didst redeem unto God by thy blood men 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 them who had been slain because of the word of God and because of the witness which they held.

Revelation 12:11

And, they, overcame him by reason of the blood of the Lamb, and by reason of their witnessing word, and they loved not their life, even unto death.

Revelation 15:2

And I saw as a glassy sea mingled with fire, and them who escape victorious from the beast, and from his image, and from the number of his name, standing upon the glassy sea, having harps of God;

Revelation 17:6

And I saw the woman, drunk with the blood of the saints, and with the blood of the witnesses of Jesus. And I was astonished, when I beheld her, 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.

Bible References

Thou

Exodus 37:3
and he cast for it four rings of gold, upon the four feet thereof, - even, two rings, on the one side thereof and, two rings, on the other side thereof;

And have

Revelation 1:5
and from - Jesus Christ, - The Faithful Witness, The Firstborn of the Dead, and The Ruler of the Kings of the Earth. Unto him that loveth us, and loosed us out of our sins with his blood, -
Isaiah 1:18
Come, I pray you, and let us settle the disputer Saith Yahweh, - Though your sins be found like scarlet, As snow, shall they be made white, Though they appear red like crimson, As wool, shall they become.
Zechariah 3:3
Now, Joshua, was clothed with filthy garments, - though standing before the messenger.
Zechariah 13:1
In that day, there shall be an opened fountain, for the house of David, and for the Inhabitants of Jerusalem, - for sin and for uncleanness.
John 13:8
Peter saith unto him - In nowise shalt thou, ever, wash my feet. Jesus answered him - If I wash thee not, thou hast no part with me.
1 Corinthians 6:11
And, these things, were some of you; but ye bathed them away, - but ye were sanctified, but ye were justified, in the name of ourLord Jesus Christ, and in the Spirit of our God.
Ephesians 5:26
That, her, he might sanctify, having purified her with the bath of water, in declaration,
Hebrews 9:14
How much rather shall the blood of the Christ, who through an age-abiding spirit offered himself unspotted unto God, purify our conscience from dead works, to the rendering of divine-service, unto a Living God?
1 John 1:7
Whereas, if, in the light, we are walking, as, he, is in the light, we have, fellowship one with another, and, the blood of Jesus his Son, is cleansing us from all sin.

The blood

Revelation 5:9
and they sing a new song, saying - Worthy, art thou, to take the scroll and to open the seals thereof; because thou wast slain, and didst redeem unto God by thy blood men out of every tribe, and tongue, and people, and nation,
Revelation 12:11
And, they, overcame him by reason of the blood of the Lamb, and by reason of their witnessing word, and they loved not their life, even unto death.
Hebrews 13:12
Wherefore, Jesus also, that he might hallow the people through means of his own blood, outside the gate, suffered:
1 Peter 1:19
But with precious blood, as of a lamb, unblemished and unspotted, of an Anointed One, -

General references

Genesis 22:8
And Abraham said, God, will provide for himself the lamb for an ascending-sacrifice, my son! So they went on their way, both of them, together.
Leviticus 15:5
And whosoever toucheth his bed shall wash his clothes and bathe in water and be unclean until the evening.
Zechariah 3:3
Now, Joshua, was clothed with filthy garments, - though standing before the messenger.
Matthew 5:4
Happy, they who mourn; for, they, shall be comforted: