Matthew 5:14

*You* are the light of the world; a town cannot be hid if built on a hill-top.

John 8:12

Once more Jesus addressed them. "I am the Light of the world," He said; "the man who follows me shall certainly not walk in the dark, but shall have the light of Life."

John 12:36

In the degree that you have light, believe in the Light, so that you may become sons of Light." Jesus said this, and went away and hid Himself from them.

Philippians 2:15

so that you may always prove yourselves to be blameless and spotless--irreproachable children of God in the midst of a crooked and perverse generation, among whom you are seen as heavenly lights in the world,

John 5:35

He was the lamp that burned and shone, and for a time you were willing to be gladdened by his light.

Romans 2:19-20

and have persuaded yourself that, as for you, you are a guide to the blind, a light to those who are in darkness,

2 Corinthians 6:14

Do not come into close association with unbelievers, like oxen yoked with asses. For what is there in common between righteousness and lawlessness? Or what partnership has light with darkness?

Ephesians 5:8-14

There was a time when you were nothing but darkness. Now, as Christians, you are Light itself.

1 Thessalonians 5:5

for all of you are sons of Light and sons of the day. We belong neither to the night nor to darkness.

Revelation 1:20-1

the secret meaning of the seven stars which you have seen in My right hand, and of the seven lampstands of gold. The seven stars are the ministers of the seven Churches, and the seven lampstands are the seven Churches.

Revelation 21:14-27

The wall of the city had twelve foundation stones, and engraved upon them were twelve names--the names of the twelve Apostles of the Lamb.

Treasury of Scripture Knowledge

Summary

Ye are the light of the world. A city that is set on an hill cannot be hid.

Bible References

The light

John 5:35
He was the lamp that burned and shone, and for a time you were willing to be gladdened by his light.
John 12:36
In the degree that you have light, believe in the Light, so that you may become sons of Light." Jesus said this, and went away and hid Himself from them.
Romans 2:19
and have persuaded yourself that, as for you, you are a guide to the blind, a light to those who are in darkness,
2 Corinthians 6:14
Do not come into close association with unbelievers, like oxen yoked with asses. For what is there in common between righteousness and lawlessness? Or what partnership has light with darkness?
Ephesians 5:8
There was a time when you were nothing but darkness. Now, as Christians, you are Light itself.
Philippians 2:15
so that you may always prove yourselves to be blameless and spotless--irreproachable children of God in the midst of a crooked and perverse generation, among whom you are seen as heavenly lights in the world,
1 Thessalonians 5:5
for all of you are sons of Light and sons of the day. We belong neither to the night nor to darkness.
Revelation 1:20
the secret meaning of the seven stars which you have seen in My right hand, and of the seven lampstands of gold. The seven stars are the ministers of the seven Churches, and the seven lampstands are the seven Churches.
Revelation 2:1
"To the minister of the Church in Ephesus write as follows: "'This is what He who holds the seven stars in the grasp of His right hand says--He who walks to and fro among the seven lampstands of gold.

A city

Revelation 21:14
The wall of the city had twelve foundation stones, and engraved upon them were twelve names--the names of the twelve Apostles of the Lamb.