Luke 11:35

Take heed therefore, left the light that is in thee be darkness.

John 7:48-49

Hath any of the rulers believed on him, or of the Pharisees?

John 9:39-41

And he worshiped him. Jesus said, For judgment am I come into the world, that they who see not, may see, and that they who see, may become blind.

Romans 1:22

Professing themselves to be wise, they became fools,

Romans 2:19-23

And art confident, that thyself art a guide of the blind, a light of them that are in darkness, An instructer of the ignorant,

1 Corinthians 1:19-21

For it is written, I will destroy the wisdom of the wise, and abolish the understanding of the prudent.

1 Corinthians 3:18-20

Let none deceive himself: if any one among you thinketh himself to be wise, let him become a fool in this world, that he may become wise.

James 3:13-17

Who is a wise and knowing man among you? Let him shew by a good conversation his works with meekness of wisdom.

2 Peter 1:9

But he that wanteth these is blind, not able to see afar off, having forgotten the purification from his old sins.

2 Peter 2:18

For by speaking swelling words of vanity, they allure thro' the desire of the flesh, thro' wantonness, those that were clean escaped from them that live in error.

Revelation 3:17

Because thou sayst, I am rich, and have inriched myself, and have need of nothing, and knowest not, that thou art wretched, and miserable, and poor, and blind, and naked.

Treasury of Scripture Knowledge

Summary

Take heed therefore that the light which is in thee be not darkness.

Bible References

General references

John 7:48
Hath any of the rulers believed on him, or of the Pharisees?
John 9:39
And he worshiped him. Jesus said, For judgment am I come into the world, that they who see not, may see, and that they who see, may become blind.
Romans 1:22
Professing themselves to be wise, they became fools,
Romans 2:19
And art confident, that thyself art a guide of the blind, a light of them that are in darkness, An instructer of the ignorant,
1 Corinthians 1:19
For it is written, I will destroy the wisdom of the wise, and abolish the understanding of the prudent.
1 Corinthians 3:18
Let none deceive himself: if any one among you thinketh himself to be wise, let him become a fool in this world, that he may become wise.
James 3:13
Who is a wise and knowing man among you? Let him shew by a good conversation his works with meekness of wisdom.
2 Peter 1:9
But he that wanteth these is blind, not able to see afar off, having forgotten the purification from his old sins.
2 Peter 2:18
For by speaking swelling words of vanity, they allure thro' the desire of the flesh, thro' wantonness, those that were clean escaped from them that live in error.
Revelation 3:17
Because thou sayst, I am rich, and have inriched myself, and have need of nothing, and knowest not, that thou art wretched, and miserable, and poor, and blind, and naked.