Revelation 7:14

And I said to him, "My lord, you know." And he said to me, "These are the ones who have come out of the great tribulation, and 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.

Zechariah 3:3-5

And Joshua was clothed [in] filthy garments and was standing {before} the angel.

Hebrews 9:14

how much more will the blood of Christ, who through the eternal Spirit offered himself without blemish to God, cleanse our consciences from dead works to serve [the] living God?

Isaiah 1:18

"Come now, and let us argue," says Yahweh. "Even though your sins are like scarlet, they will be white like snow; even though they are red like crimson, they shall become like wool.

Revelation 1:5

and from Jesus Christ the faithful witness, the firstborn from the dead and the ruler of the kings of the earth. To the one who loves us and released us from our sins by his blood

Revelation 22:14

Blessed [are] the ones who wash their robes, so that their authority will be over the tree of life and they may enter into the city through the gates.

Exodus 37:3

And he cast for it four gold rings on its four feet; and two rings were on its one side, and two rings were on its second side.

Zechariah 13:1

" 'On that day a well will be opened for the house of David and for the inhabitants of Jerusalem, {to cleanse them from sin and from impurity}.

Matthew 24:21

For at that time there will be great tribulation, such as has not happened from the beginning of the world until now, nor ever will happen.

John 13:8-14

Peter said to him, "You will never wash my feet {forever}!" Jesus replied to him, "Unless I wash you, you do not have a share with me."

John 16:33

I have said these [things] to you so that in me you may have peace. In the world you have affliction, but have courage! I have conquered the world."

Acts 14:22

strengthening the souls of the disciples, encouraging [them] to continue in the faith and [saying], "Through many persecutions it is necessary [for] us to enter into the kingdom of God."

Romans 5:3

And not only [this], but we also boast in our afflictions, [because we] know that affliction produces patient endurance,

1 Corinthians 6:11

And some of you were these [things], but you were washed, but you were sanctified, but you were justified in the name of the Lord Jesus and by the Spirit of our God.

Ephesians 5:26-27

in order that he might sanctify her by cleansing [her] with the washing of water by the word;

2 Thessalonians 1:4

so that we ourselves boast in you in the churches of God about your patient endurance and faith in all your persecutions and the afflictions that you are enduring,

Hebrews 13:12

Therefore Jesus also suffered outside the gate, in order that he might sanctify the people by his own blood.

1 Peter 1:19

but with the precious blood of Christ, like [that of] an unblemished and spotless lamb

Revelation 2:9

'I know your affliction and poverty (but you are rich), and the slander of those {who call themselves Jews} and are not, but [are] a synagogue of Satan.

Revelation 5:9

And they were singing a new song, saying, "You are worthy to take the scroll and to open its seals, because you were slaughtered, and bought [people] for God by your blood from every tribe and language and people and nation,

Revelation 6:9-11

And when he opened the fifth seal, I saw under the altar the souls of those who had been slaughtered because of the word of God and because of the testimony which they had,

Revelation 12:11

And they conquered him by the blood of the Lamb and by the word of their testimony, and they did not love their lives until death.

Revelation 15:2

And I saw [something] like a sea of glass mixed with fire, and those who had conquered the beast and his image and the number of his name were standing by the glassy sea, holding harps from God.

Revelation 17:6

And I saw the woman drunk with the blood of the saints and with the blood of the witnesses to Jesus. And {I was greatly astonished when I saw her}.

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 gold rings on its four feet; and two rings were on its one side, and two rings were on its second side.

And have

Revelation 1:5
and from Jesus Christ the faithful witness, the firstborn from the dead and the ruler of the kings of the earth. To the one who loves us and released us from our sins by his blood
Isaiah 1:18
"Come now, and let us argue," says Yahweh. "Even though your sins are like scarlet, they will be white like snow; even though they are red like crimson, they shall become like wool.
Zechariah 3:3
And Joshua was clothed [in] filthy garments and was standing {before} the angel.
Zechariah 13:1
" 'On that day a well will be opened for the house of David and for the inhabitants of Jerusalem, {to cleanse them from sin and from impurity}.
John 13:8
Peter said to him, "You will never wash my feet {forever}!" Jesus replied to him, "Unless I wash you, you do not have a share with me."
1 Corinthians 6:11
And some of you were these [things], but you were washed, but you were sanctified, but you were justified in the name of the Lord Jesus and by the Spirit of our God.
Ephesians 5:26
in order that he might sanctify her by cleansing [her] with the washing of water by the word;
Hebrews 9:14
how much more will the blood of Christ, who through the eternal Spirit offered himself without blemish to God, cleanse our consciences 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 were singing a new song, saying, "You are worthy to take the scroll and to open its seals, because you were slaughtered, and bought [people] for God by your blood from every tribe and language and people and nation,
Revelation 12:11
And they conquered him by the blood of the Lamb and by the word of their testimony, and they did not love their lives until death.
Hebrews 13:12
Therefore Jesus also suffered outside the gate, in order that he might sanctify the people by his own blood.
1 Peter 1:19
but with the precious blood of Christ, like [that of] an unblemished and spotless lamb

General references

Genesis 22:8
And Abraham said, "{God will provide} the lamb for a burnt offering, my son." And the two of them went together.
Leviticus 15:5
And anyone who touches his bed must wash his garments and shall wash [himself] with water, and he shall be unclean until evening.
Zechariah 3:3
And Joshua was clothed [in] filthy garments and was standing {before} the angel.
Matthew 5:4
Blessed [are] the ones who mourn, because they will be comforted.