Ephesians 5:8

For at one time you were darkness itself, but now in union with the Lord you are light itself. You must live like children of light,

Luke 16:8

And his master praised the dishonest manager, because he acted with shrewd business sense, for the men of the world act with more business sense toward their fellows than the men who enjoy spiritual light.

John 12:36

While you have the light believe in the light, that you may become sons of light." On saying this Jesus went away and hid Himself.

Acts 26:18

to open their eyes and turn them from darkness to light and from Satan's power to God, so as to have their sins forgiven and have a possession among those that are consecrated by faith in me.'

John 8:12

Then Jesus again addressed them and said, "I am the light of the world. Whoever continues to follow me need never walk in darkness, but he will enjoy the light that means life."

Ephesians 2:2

in which you once lived in accordance with the spirit of this present world, and the mighty prince of the air, who is always at work in the disobedient, among whom all of us, we Jews as well as you heathen,

Matthew 4:16

The people that were living in darkness have seen a great light, and on those that were living in the land of the shadow of death; a light has dawned."

Luke 1:79

to shine on those who sit in darkness and the shadow of death, to guide our feet into the way of peace."

John 1:4-5

It was by Him that life began to exist, and that life was the light of mankind.

John 1:9

The real light, which sheds light upon everyone, was just coming into the world.

John 12:46

I have come as light into the world, so that no one who continues to believe in me can remain in darkness.

Acts 17:30

Though God overlooked those times of ignorance, He now commands all men everywhere to repent,

Romans 1:21

because, although they once knew God, they did not honor Him as God, or give Him thanks, but became silly in their senseless speculations, and so their insensible hearts have been shrouded in darkness.

Romans 2:19

and if you are sure that you are a guide to the blind, a light to those in darkness,

1 Corinthians 1:30

So you owe it all to Him through union with Christ Jesus, whom God has made our wisdom, our means of right standing, our consecration, and our redemption,

2 Corinthians 3:18

And all of us, with faces uncovered, because we continue to reflect like mirrors the splendor of the Lord, are being transformed into likeness to Him, from one degree of splendor to another, since it comes from the Lord who is the Spirit.

2 Corinthians 4:6

For God who said, "Let light shine out of darkness," is the One who has shone in my heart, to give me the light of the knowledge of God's glory, reflected on the face of Christ.

2 Corinthians 6:14

Stop forming intimate and inconsistent relations with unbelievers. What partnership can right-doing have with law-breaking, or how can light participate with darkness?

Galatians 5:25

If we live by the Spirit, let us also walk where the Spirit leads.

Ephesians 2:11-12

So remember that you were once heathen in a physical sense, called the uncircumcised by those who call themselves the circumcised -- though only in a physical sense, by human hands.

Ephesians 4:18

with darkened understanding, estranged from the life of God because of the ignorance that exists among them and because of the stubbornness of their hearts;

Ephesians 5:2

and practice living in love, just as Christ loved you too and gave Himself for you as a fragrant offering and sacrifice to God.

Ephesians 6:12

For our contest is not with human foes alone, but with the rulers, authorities, and cosmic powers of this dark world; that is, with the spirit-forces of evil challenging us in the heavenly contest.

Colossians 1:13

It is God who has delivered us out of the dominion of darkness and has transferred us into the kingdom of His dearly loved Son,

1 Thessalonians 5:4-8

But you, brothers, are not in darkness, so that that day, like a thief, should take you by surprise;

Titus 3:3

For once we too were without understanding, disobedient, misled, habitual slaves to all sorts of passions and pleasures, spending our lives in malice and envy.

1 Peter 2:9-11

But you are the chosen race, the royal priesthood, the consecrated nation, the people to be His very own, to proclaim the perfections of Him who called you out of darkness into His wonderful light.

1 John 1:7

But if we continue to live in the light, just as He is in the light, we have unbroken fellowship with one another, and the blood of Jesus His Son continues to cleanse us from every sin.

1 John 2:8-11

Yet it is a new command that I am writing you; it is true in Him and in you, because the darkness is passing away and the true light is already shining.

Treasury of Scripture Knowledge

Summary

For ye were sometimes darkness, but now are ye light in the Lord: walk as children of light:

General references

Bible References

Ye were

Ephesians 2:11
So remember that you were once heathen in a physical sense, called the uncircumcised by those who call themselves the circumcised -- though only in a physical sense, by human hands.
Ephesians 4:18
with darkened understanding, estranged from the life of God because of the ignorance that exists among them and because of the stubbornness of their hearts;
Ephesians 6:12
For our contest is not with human foes alone, but with the rulers, authorities, and cosmic powers of this dark world; that is, with the spirit-forces of evil challenging us in the heavenly contest.
Matthew 4:16
The people that were living in darkness have seen a great light, and on those that were living in the land of the shadow of death; a light has dawned."
Luke 1:79
to shine on those who sit in darkness and the shadow of death, to guide our feet into the way of peace."
Acts 17:30
Though God overlooked those times of ignorance, He now commands all men everywhere to repent,
Acts 26:18
to open their eyes and turn them from darkness to light and from Satan's power to God, so as to have their sins forgiven and have a possession among those that are consecrated by faith in me.'
Romans 1:21
because, although they once knew God, they did not honor Him as God, or give Him thanks, but became silly in their senseless speculations, and so their insensible hearts have been shrouded in darkness.
Romans 2:19
and if you are sure that you are a guide to the blind, a light to those in darkness,
2 Corinthians 6:14
Stop forming intimate and inconsistent relations with unbelievers. What partnership can right-doing have with law-breaking, or how can light participate with darkness?
Colossians 1:13
It is God who has delivered us out of the dominion of darkness and has transferred us into the kingdom of His dearly loved Son,
Titus 3:3
For once we too were without understanding, disobedient, misled, habitual slaves to all sorts of passions and pleasures, spending our lives in malice and envy.
1 Peter 2:9
But you are the chosen race, the royal priesthood, the consecrated nation, the people to be His very own, to proclaim the perfections of Him who called you out of darkness into His wonderful light.
1 John 2:8
Yet it is a new command that I am writing you; it is true in Him and in you, because the darkness is passing away and the true light is already shining.

General references

1 Thessalonians 5:5
for you are all sons of the light and sons of the day. We do not belong to the night or the darkness.