1 John 1:7

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.

Ephesians 1:7

by which he hath freely accepted us through the beloved, By whom we have redemption through his blood, the forgiveness of our sins,

1 Timothy 6:16

Who only hath immortality, dwelling in light unapproachable, whom no man hath seen, neither can see; to whom be honour and power everlasting. Amen.

Hebrews 9:14

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

Revelation 1:5

And from Jesus Christ, the faithful witness, the first begotten from the dead, and the prince of the kings of the earth:

1 Peter 1:19

But with the precious blood of Christ, as of a lamb without blemish and without spot,

1 John 1:3

That which we have seen and heard declare we to you, that ye also may have fellowship with us: and truly our fellowship is with the Father, and with his Son, Jesus Christ:

Revelation 7:14

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

John 1:29

The next day he seeth Jesus coming toward him, and saith, Behold the Lamb of God, who taketh away the sin of the world.

John 12:35

Who is this Son of man? Then Jesus said to them, Yet a little while is the light with you. Walk while ye have the light, lest darkness overtake you, for he that walketh in darkness, knoweth not whither he goeth.

Romans 13:12

The night is far spent; the day is at hand, let us therefore put off the works of darkness, and 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 once darkness, but now ye are light in the Lord:

James 1:17

descending from the Father of lights, with whom is no variableness, neither shadow of turning.

1 John 1:5

And this is the message which we have heard of him and declare to you, that God is light, and in him is no darkness at all.

1 John 2:1-2

My beloved children, I write these things to you, that ye may not sin. But if any one sin, we have an advocate with the Father, Jesus Christ, the righteous, And he is the propitiation for our sins;

1 John 2:9-10

He that saith, he is in the light, and hateth his brother, is in darkness until now.

1 John 5:6

This is he that came by water and blood; even Jesus Christ; not by the water only, but by the water and the blood: and it is the Spirit who testifieth; because the Spirit is truth.

1 John 5:8

And there are three that testify in heaven, the Father, the Word, and the Holy Ghost, and these three are one.

2 John 1:4

I rejoiced greatly that I found of thy children walking in the truth, as we received commandment from the Father.

3 John 1:4

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

Revelation 12:11

And they overcame him by the blood of the Lamb, and by the word of their testimony; and they loved not their lives 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
He that saith, he is in the light, and hateth his brother, is in darkness until now.
John 12:35
Who is this Son of man? Then Jesus said to them, Yet a little while is the light with you. Walk while ye have the light, lest darkness overtake you, for he that walketh in darkness, knoweth not whither he goeth.
Romans 13:12
The night is far spent; the day is at hand, let us therefore put off the works of darkness, and put on the armour of light.
Ephesians 5:8
For ye were once darkness, but now ye are light in the Lord:
2 John 1:4
I rejoiced greatly that I found of thy children walking in the truth, as we received commandment from the Father.
3 John 1:4
I have no greater joy than this, to hear that my children walk in the truth.

As

1 John 1:5
And this is the message which we have heard of him and declare to you, that God is light, and in him is no darkness at all.
1 Timothy 6:16
Who only hath immortality, dwelling in light unapproachable, whom no man hath seen, neither can see; to whom be honour and power everlasting. Amen.
James 1:17
descending from the Father of lights, with whom is no variableness, neither shadow of turning.

And the

1 John 2:1
My beloved children, I write these things to you, that ye may not sin. But if any one sin, we have an advocate with the Father, Jesus Christ, the righteous, And he is the propitiation for our sins;
1 John 5:6
This is he that came by water and blood; even Jesus Christ; not by the water only, but by the water and the blood: and it is the Spirit who testifieth; because the Spirit is truth.
John 1:29
The next day he seeth Jesus coming toward him, and saith, Behold the Lamb of God, who 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
by which he hath freely accepted us through the beloved, By whom we have redemption through his blood, the forgiveness of our sins,
Hebrews 9:14
How much more shall the blood of Christ, who through the eternal Spirit offered himself without spot to God, purge our conscience from dead works, to 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, the faithful witness, the first begotten from the dead, and the prince of the kings of the earth:
Revelation 7:14
And he said to me, These are they who come out of great affliction, and they have washed their robes and made them white in the blood of the Lamb.

General references

Philippians 1:5
For your fellowship in the gospel, from the first day until now:
Hebrews 8:12
For I will be merciful to their unrighteousness and their sins and their iniquities will I remember no more.