1 John 1:7

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

Ephesians 1:7

in whom we have redemption through his blood, even the remission of sins, according to the riches of his grace;

1 Timothy 6:16

who alone hath immortality, dwelling in light inaccessible, whom no man hath seen, nor can see: to whom be honor and power everlasting. Amen.

Hebrews 9:14

how much more shall the blood of Christ, who through the eternal Spirit offered himself spotless to God, purify your conscience from dead works, that ye may serve the living God?

Revelation 1:5

and from Jesus Christ, who is the faithful witness, the first-born from the dead, and the ruler of the kings of the earth. To Him that loved us, and washed us from our sins in his own blood,

1 Peter 1:19

but with the precious blood of Christ as of a lamb without blemish and without spot:

1 John 1:3

and was manifested unto us) what we have seen and heard we declare unto you, that ye also may have communion with us: and our communion is with the Father and with his Son Jesus Christ.

Revelation 7:14

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

John 1:29

The next day John seeth Jesus coming towards him, and saith, Behold the Lamb of God that taketh away the sin of the world.

John 12:35

Then Jesus said unto them, Yet a little while the light is to be with you; walk while ye have the light, least darkness overtake you; for he that walketh in the dark knoweth not whither he goeth.

Romans 13:12

The night is far spent, the day is at hand: let us therefore cast off the works of darkness, and let us put on the armour of light.

1 Corinthians 6:11

And such were some of you: but ye are washed, but ye are sanctified, but ye are justified in the name of the Lord Jesus, and by the spirit of our God.

Ephesians 5:8

For ye were heretofore darkness, but now ye are light in the Lord:

James 1:17

and every perfect gift, but no evil one, is from above, and cometh down from the Father of lights, with whom there is no variation, nor shadow of turning:

1 John 1:5

Now this we have heard from Him, and declare unto you, that God is light, and in Him there is no darkness at all.

1 John 2:1-2

My little children, I write these things unto you, that ye may not sin. And if any man sin, we have an advocate with the Father, Jesus Christ the righteous.

1 John 2:9-10

Now he that saith he is in the light, and hateth his brother, is still in darkness:

1 John 5:6

This is He that came by water and by blood, even Jesus the Messiah; not with water only, but with water and blood: and of this the Spirit beareth witness, for the Spirit is truth.

1 John 5:8

and these three agree in one.

2 John 1:4

I rejoiced greatly that I found among thy children such as walked in truth, as we received commandment from the Father.

3 John 1:4

And I have no greater joy than to hear that my children walk in the truth.

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 life unto the death.

Treasury of Scripture Knowledge

Summary

But if we walk in the light, as he is in the light, we have fellowship one with another, and the blood of Jesus Christ his Son cleanseth us from all sin.

General references

Bible References

If we

1 John 2:9
Now he that saith he is in the light, and hateth his brother, is still in darkness:
John 12:35
Then Jesus said unto them, Yet a little while the light is to be with you; walk while ye have the light, least darkness overtake you; for he that walketh in the dark knoweth not whither he goeth.
Romans 13:12
The night is far spent, the day is at hand: let us therefore cast off the works of darkness, and let us put on the armour of light.
Ephesians 5:8
For ye were heretofore darkness, but now ye are light in the Lord:
2 John 1:4
I rejoiced greatly that I found among thy children such as walked in truth, as we received commandment from the Father.
3 John 1:4
And I have no greater joy than to hear that my children walk in the truth.

As

1 John 1:5
Now this we have heard from Him, and declare unto you, that God is light, and in Him there is no darkness at all.
1 Timothy 6:16
who alone hath immortality, dwelling in light inaccessible, whom no man hath seen, nor can see: to whom be honor and power everlasting. Amen.
James 1:17
and every perfect gift, but no evil one, is from above, and cometh down from the Father of lights, with whom there is no variation, nor shadow of turning:

And the

1 John 2:1
My little children, I write these things unto you, that ye may not sin. And if any man sin, we have an advocate with the Father, Jesus Christ the righteous.
1 John 5:6
This is He that came by water and by blood, even Jesus the Messiah; not with water only, but with water and blood: and of this the Spirit beareth witness, for the Spirit is truth.
John 1:29
The next day John seeth Jesus coming towards him, and saith, Behold the Lamb of God that taketh away the sin of the world.
1 Corinthians 6:11
And such were some of you: but ye are washed, but ye are sanctified, but ye are justified in the name of the Lord Jesus, and by the spirit of our God.
Ephesians 1:7
in whom we have redemption through his blood, even the remission of sins, according to the riches of his grace;
Hebrews 9:14
how much more shall the blood of Christ, who through the eternal Spirit offered himself spotless to God, purify your conscience from dead works, that ye may serve the living God?
1 Peter 1:19
but with the precious blood of Christ as of a lamb without blemish and without spot:
Revelation 1:5
and from Jesus Christ, who is the faithful witness, the first-born from the dead, and the ruler of the kings of the earth. To Him that loved us, and washed us from our sins in his own blood,
Revelation 7:14
And I said unto him, Sir, thou knowest. And he said to me, These are they who come out of great affliction, and have washed their robes, and made them white in the blood of the Lamb.

General references

Philippians 1:5
in every prayer of mine) for your attachment to the gospel, from the first day even till now;
Hebrews 8:12
For I will forgive their crimes, and their sins and their iniquities I will remember no more."