Matthew 5:14

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

John 8:12

Again therefore Jesus spoke to them, saying, I am the light of the world; he that followeth me shall not walk in the darkness, but shall have the light of life.]

John 12:36

While ye have the light, believe in the light, that ye may become sons of light. These things spoke Jesus, and went away, and hid himself from them.

Philippians 2:15

that ye may be blameless and pure, children of God, without rebuke, in the midst of a crooked and perverse generation; among whom ye shine as luminaries in the world,

John 5:35

He was the burning and shining lamp: and ye were willing for a season to rejoice in his light.

Romans 2:19-20

and art confident that thou thyself art a guide of the blind, a light to those who are in darkness,

2 Corinthians 6:14

Be not strangely yoked with unbelievers; for what fellowship hath righteousness with unrighteousness? Or what communion hath light with darkness?

Ephesians 5:8-14

For ye were once darkness, but now ye are light in the Lord. Walk as children of light,

1 Thessalonians 5:5

for ye all are sons of light, and sons of the day; we are not of the night, nor of darkness.

Revelation 1:20-1

the mystery of the seven stars which thou sawest in my right hand, and the seven golden candlesticks. The seven stars are the angels of the seven churches; and the seven candlesticks are the seven churches.

Revelation 21:14-27

And the wall of the city had twelve foundationstones, and on them the twelve 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 burning and shining lamp: and ye were willing for a season to rejoice in his light.
John 12:36
While ye have the light, believe in the light, that ye may become sons of light. These things spoke Jesus, and went away, and hid himself from them.
Romans 2:19
and art confident that thou thyself art a guide of the blind, a light to those who are in darkness,
2 Corinthians 6:14
Be not strangely yoked with unbelievers; for what fellowship hath righteousness with unrighteousness? Or what communion hath light with darkness?
Ephesians 5:8
For ye were once darkness, but now ye are light in the Lord. Walk as children of light,
Philippians 2:15
that ye may be blameless and pure, children of God, without rebuke, in the midst of a crooked and perverse generation; among whom ye shine as luminaries in the world,
1 Thessalonians 5:5
for ye all are sons of light, and sons of the day; we are not of the night, nor of darkness.
Revelation 1:20
the mystery of the seven stars which thou sawest in my right hand, and the seven golden candlesticks. The seven stars are the angels of the seven churches; and the seven candlesticks are the seven churches.
Revelation 2:1
To the angel of the church in Ephesus write: These things saith he that holdeth the seven stars in his right hand, who walketh in the midst of the seven golden candlesticks:

A city

Revelation 21:14
And the wall of the city had twelve foundationstones, and on them the twelve names of the twelve apostles of the Lamb.