1 John 2:8

Again, a new commandment I do write to you, which is true as it respects him and you; because the darkness is past, and the true light now shines.

Romans 13:12

the night is far advanced, the day draws near. Let us, therefore, put off the works of darkness, and let us put on the armor of light.

John 1:9

He was the true Light, which, coming into the world, gives light to every man.

John 13:34

A new commandment I give to you, That you love one another; as I have loved you, that you also love one another.

Ephesians 5:8

For you were formerly darkness; but now you are light in the Lord: walk as children of light;

John 8:12

Then Jesus spoke to them again, saying: I am the light of the world; he that follows me shall not walk in darkness, but shall have the light of life.

2 Corinthians 4:4-6

whose unbelieving minds the god of this age has darkened, so that the light of the glorious gospel of Christ, who is the image of God, should not shine to them.

Matthew 4:16

the people that sat in darkness saw great light; and upon those who sat in the region and shadow of death light has risen.

Luke 1:79

to give light to those who sit in darkness and in the shadow of death, by guiding our feet in the way of peace.

John 1:4-5

In him was life, and the life was the light of men.

John 12:35

Then Jesus said to them: Yet a little while is the light with you: walk while you have the light, lest the darkness overtake you. For he that walks in the darkness knows not whither he goes.

John 12:46

I have come a light into the world, that he who believes on me, may not remain in darkness.

John 15:12-15

This is my commandment: That you love one another, as I have loved you.

Acts 17:30

Yet the times of this ignorance God overlooked; but now, he commands all men everywhere to repent:

Acts 26:18

in order to open their eyes, and to turn them from darkness to light, and from the authority of Satan to God, that they may receive remission of sins, and an inheritance among the sanctified, by faith in me.

2 Corinthians 8:9

For you know the grace of our Lord Jesus Christ, that, though he was rich, yet, for your sakes, he became poor, that you, through his poverty, might become rich.

Ephesians 5:1-2

Be you, therefore, imitators of God, as beloved children;

1 Thessalonians 5:4-8

But you, brethren, are not in darkness, that that day should overtake you as a thief.

2 Timothy 1:10

but is now made manifest by the appearing of our Savior Jesus Christ, who has deprived death of its power, and brought life and incorruptibility to light through the gospel;

1 Peter 1:21

who through him do believe in God who raised him from the dead, and gave him glory, that your faith and hope might be in God.

1 Peter 4:1-3

Since, then, Christ has suffered for us in the flesh, do you also arm yourselves with the same determination; for he that has suffered in the flesh has ceased from sin,

1 John 3:14-16

We know that we have passed from death to life, because we love the brethren: he that loves not his brother, abides in death.

1 John 4:11

Beloved, if God so loved us, we also ought to love one another.

1 John 4:21

And this commandment we have from him: That he that loves God, must love his brother also.

Treasury of Scripture Knowledge

Summary

Again, a new commandment I write unto you, which thing is true in him and in you: because the darkness is past, and the true light now shineth.

General references

Bible References

A new

1 John 4:21
And this commandment we have from him: That he that loves God, must love his brother also.
John 13:34
A new commandment I give to you, That you love one another; as I have loved you, that you also love one another.
John 15:12
This is my commandment: That you love one another, as I have loved you.

Which

1 John 3:14
We know that we have passed from death to life, because we love the brethren: he that loves not his brother, abides in death.
1 John 4:11
Beloved, if God so loved us, we also ought to love one another.
John 15:12
This is my commandment: That you love one another, as I have loved you.
2 Corinthians 8:9
For you know the grace of our Lord Jesus Christ, that, though he was rich, yet, for your sakes, he became poor, that you, through his poverty, might become rich.
Ephesians 5:1
Be you, therefore, imitators of God, as beloved children;
1 Peter 1:21
who through him do believe in God who raised him from the dead, and gave him glory, that your faith and hope might be in God.
1 Peter 4:1
Since, then, Christ has suffered for us in the flesh, do you also arm yourselves with the same determination; for he that has suffered in the flesh has ceased from sin,

The darkness

Matthew 4:16
the people that sat in darkness saw great light; and upon those who sat in the region and shadow of death light has risen.
Luke 1:79
to give light to those who sit in darkness and in the shadow of death, by guiding our feet in the way of peace.
John 12:46
I have come a light into the world, that he who believes on me, may not remain in darkness.
Acts 17:30
Yet the times of this ignorance God overlooked; but now, he commands all men everywhere to repent:
Acts 26:18
in order to open their eyes, and to turn them from darkness to light, and from the authority of Satan to God, that they may receive remission of sins, and an inheritance among the sanctified, by faith in me.
Romans 13:12
the night is far advanced, the day draws near. Let us, therefore, put off the works of darkness, and let us put on the armor of light.
2 Corinthians 4:4
whose unbelieving minds the god of this age has darkened, so that the light of the glorious gospel of Christ, who is the image of God, should not shine to them.
Ephesians 5:8
For you were formerly darkness; but now you are light in the Lord: walk as children of light;
1 Thessalonians 5:5
You are all sons of light, and sons of day: we are not of night, nor of darkness.

And the

John 1:4
In him was life, and the life was the light of men.
John 8:12
Then Jesus spoke to them again, saying: I am the light of the world; he that follows me shall not walk in darkness, but shall have the light of life.
John 12:35
Then Jesus said to them: Yet a little while is the light with you: walk while you have the light, lest the darkness overtake you. For he that walks in the darkness knows not whither he goes.
2 Timothy 1:10
but is now made manifest by the appearing of our Savior Jesus Christ, who has deprived death of its power, and brought life and incorruptibility to light through the gospel;

General references

John 15:12
This is my commandment: That you love one another, as I have loved you.