Matthew 6:23

But if your eye is evil, all your body will be dark. If then the light which is in you is dark, how dark it will be!

Proverbs 26:12

Have you seen a man who seems to himself to be wise? There is more hope for the foolish than for him.

Isaiah 5:20-21

Cursed are those who give the name of good to evil, and of evil to what is good: who make light dark, and dark light: who make bitter sweet, and sweet bitter!

Isaiah 8:20

Then say to them, Put your faith in the teaching and the witness. ... If they do not say such things. ... For him there is no dawn. ...

Isaiah 44:18-20

They have no knowledge or wisdom; for he has put a veil over their eyes, so that they may not see; and on their hearts, so that they may not give attention.

Jeremiah 4:22

For my people are foolish, they have no knowledge of me; they are evil-minded children, without sense, all of them: they are wise in evil-doing, but have no knowledge of doing good.

Jeremiah 8:8-9

How is it that you say, We are wise and the law of the Lord is with us? But see, the false pen of the scribes has made it false.

Matthew 6:22

The light of the body is the eye; if then your eye is true, all your body will be full of light.

Matthew 20:15

Have I not the right to do as seems good to me in my house? or is your eye evil, because I am good?

Matthew 23:16-28

A curse is on you, blind guides, who say, Whoever takes an oath by the Temple, it is nothing; but whoever takes an oath by the gold of the Temple, he is responsible.

Luke 8:10

And he said, To you is given knowledge of the secrets of the kingdom of God; but to the others, they are given in stories, so that seeing, they may not see, and though they give hearing, the sense will not be clear to them.

John 9:39-41

And Jesus said, I came into this world to be a judge, so that those who do not see may see, and those who see may become blind.

Romans 1:22

Seeming to be wise, they were in fact foolish,

Romans 2:17-23

But as for you who have the name of Jew, and are resting on the law, and take pride in God,

1 Corinthians 1:18-20

For the word of the cross seems foolish to those who are on the way to destruction; but to us who are on the way to salvation it is the power of God.

1 Corinthians 3:18-19

Let no man have a false idea. If any man seems to himself to be wise among you, let him become foolish, so that he may be wise.

Ephesians 4:18

Whose thoughts are dark, to whom the life of God is strange because they are without knowledge, and their hearts have been made hard;

Ephesians 5:8

For you at one time were dark, but now are light in the Lord: let your behaviour be that of children of light

1 John 2:11

But he who has hate for his brother is in the dark, walking in the dark with no knowledge of where he is going, unable to see because of the dark.

Revelation 3:17-18

For you say, I have wealth, and have got together goods and land, and have need of nothing; and you are not conscious of your sad and unhappy condition, that you are poor and blind and without clothing.

Mark 7:22

The taking of goods and of life, broken faith between husband and wife, the desire of wealth, wrongdoing, deceit, sins of the flesh, an evil eye, angry words, pride, foolish acts:

1 Corinthians 2:14

For the natural man is not able to take in the things of the Spirit of God: for they seem foolish to him, and he is not able to have knowledge of them, because such knowledge comes only through the Spirit.

Treasury of Scripture Knowledge

Summary

But if thine eye be evil, thy whole body shall be full of darkness. If therefore the light that is in thee be darkness, how great is that darkness!

General references

Bible References

Thine

Matthew 20:15
Have I not the right to do as seems good to me in my house? or is your eye evil, because I am good?
Isaiah 44:18
They have no knowledge or wisdom; for he has put a veil over their eyes, so that they may not see; and on their hearts, so that they may not give attention.
Mark 7:22
The taking of goods and of life, broken faith between husband and wife, the desire of wealth, wrongdoing, deceit, sins of the flesh, an evil eye, angry words, pride, foolish acts:
Ephesians 4:18
Whose thoughts are dark, to whom the life of God is strange because they are without knowledge, and their hearts have been made hard;
Ephesians 5:8
For you at one time were dark, but now are light in the Lord: let your behaviour be that of children of light
1 John 2:11
But he who has hate for his brother is in the dark, walking in the dark with no knowledge of where he is going, unable to see because of the dark.

If

Matthew 23:16
A curse is on you, blind guides, who say, Whoever takes an oath by the Temple, it is nothing; but whoever takes an oath by the gold of the Temple, he is responsible.
Proverbs 26:12
Have you seen a man who seems to himself to be wise? There is more hope for the foolish than for him.
Isaiah 5:20
Cursed are those who give the name of good to evil, and of evil to what is good: who make light dark, and dark light: who make bitter sweet, and sweet bitter!
Isaiah 8:20
Then say to them, Put your faith in the teaching and the witness. ... If they do not say such things. ... For him there is no dawn. ...
Jeremiah 4:22
For my people are foolish, they have no knowledge of me; they are evil-minded children, without sense, all of them: they are wise in evil-doing, but have no knowledge of doing good.
Jeremiah 8:8
How is it that you say, We are wise and the law of the Lord is with us? But see, the false pen of the scribes has made it false.
Luke 8:10
And he said, To you is given knowledge of the secrets of the kingdom of God; but to the others, they are given in stories, so that seeing, they may not see, and though they give hearing, the sense will not be clear to them.
John 9:39
And Jesus said, I came into this world to be a judge, so that those who do not see may see, and those who see may become blind.
Romans 1:22
Seeming to be wise, they were in fact foolish,
Romans 2:17
But as for you who have the name of Jew, and are resting on the law, and take pride in God,
1 Corinthians 1:18
For the word of the cross seems foolish to those who are on the way to destruction; but to us who are on the way to salvation it is the power of God.
1 Corinthians 2:14
For the natural man is not able to take in the things of the Spirit of God: for they seem foolish to him, and he is not able to have knowledge of them, because such knowledge comes only through the Spirit.
1 Corinthians 3:18
Let no man have a false idea. If any man seems to himself to be wise among you, let him become foolish, so that he may be wise.
Revelation 3:17
For you say, I have wealth, and have got together goods and land, and have need of nothing; and you are not conscious of your sad and unhappy condition, that you are poor and blind and without clothing.

General references

Leviticus 13:29
And when a man or a woman has a disease on the head, or in the hair of the chin,
Romans 1:22
Seeming to be wise, they were in fact foolish,

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain