Isaiah 44:18

They do not know, and they do not understand, for their eyes [are] besmeared {so that they cannot see}, their {minds} {so that they have no insight}.

Psalm 81:12

So I let them go in the stubbornness of their heart; they walked in their counsels.

Isaiah 29:10

For Yahweh has poured out upon you a spirit of deep sleep, and he has shut your eyes, the prophets, and he has covered your heads, the seers.

Jeremiah 10:8

{At the same time} they are stupid and foolish, [in the] instruction of idols, it [is] wood.

Jeremiah 10:14

{Everyone} is stupid, {without knowledge}, every goldsmith is ashamed by [his] divine image, for his cast image [is] an illusion, and [there is] no breath in them.

Psalm 92:6

[The] brutish man does not know, and [the] fool cannot understand this.

Proverbs 2:5-9

then you will understand the fear of Yahweh, and the knowledge of God you will find.

Proverbs 28:5

Men of evil do not understand justice, but seekers of Yahweh understand completely.

Isaiah 1:3

An ox knows its owner and a donkey the manger of its master. Israel does not know; my people do not understand.

Isaiah 6:9-10

And he said, "Go and say to this people, 'Keep on listening and do not comprehend! And keep on looking and do not understand!'

Isaiah 44:9

All those who form an idol [are] nothing, and their delightful things do not profit. And their witnesses do not see or know, so they will be ashamed.

Isaiah 44:20

[He] feeds [on] ashes; a {deceived mind} misleads him. And he cannot save {himself}, and he cannot say, "Is [this] not an illusion in my right hand?"

Isaiah 45:20

Assemble and come; draw near together, survivors of the nations! They do not know, those who carry {their wooden idols} and pray to a god who cannot save.

Isaiah 46:7-8

They carry it on [their] shoulder; they support it and they set it [in] its place, and it stands in position. It cannot be removed from its place; even [when] he cries out to it, it does not answer. It does not save him from his trouble.

Isaiah 56:11

And the dogs {have a greedy appetite}; they {are never satisfied}. And they are [the] shepherds! They do not have understanding. They all turn to their [own] way, each one for his [own] gain, {every one of them}.

Jeremiah 5:21

Hear this please, foolish and {senseless} people, {who have eyes} but do not see, {who have ears} but do not hear.'

Daniel 12:10

Many will be purified and will be cleansed and will be refined, but [the] wicked will act wickedly {and none of the wicked will understand}, but {those who have insight} will understand.

Hosea 14:9

Who [is] wise that he can understand these [things]? Who is discerning that he knows them? The ways of Yahweh [are] right, and [the] righteous walk in them; but transgressors stumble in them.

Matthew 12:34

Offspring of vipers! How are you able to say good things [when you] are evil? For from the abundance of the heart the mouth speaks.

Matthew 13:14-15

and with reference to them the prophecy of Isaiah is fulfilled that says, "{You will listen carefully} and will never understand, and {you will look closely} and will never perceive.

John 5:44

How are you able to believe, [if you] accept glory from one another, and do not seek the glory [which is] from the only God?

John 8:43

{Why} do you not understand my way of speaking? Because you are not able to listen to my message.

John 12:39-40

For this [reason] they were not able to believe, because again Isaiah said,

Acts 14:16

who in generations that are past permitted all the nations to go their [own] ways.

Romans 1:21-23

For [although they] knew God, they did not honor [him] as God or give thanks, but they became futile in their reasoning, and their senseless hearts were darkened.

Romans 1:28

And just as they did not see fit {to recognize God}, God gave them over to a debased mind, to do the things [that are] not proper,

Romans 11:8-10

just as it is written, "God gave them a spirit of stupor, eyes that do not see and ears that do not hear, until this very day."

2 Corinthians 4:3-4

But if indeed our gospel is veiled, it is veiled among those who are perishing,

2 Thessalonians 2:9-12

whose coming is in accordance with the working of Satan, with all power and signs and lying wonders,

2 Peter 2:14

having eyes full of [desire for] an adulteress and unceasing from sin, enticing unstable persons, [and] having hearts trained for greediness. Accursed children!

Treasury of Scripture Knowledge

Bible References

Have not

Isaiah 44:9
All those who form an idol [are] nothing, and their delightful things do not profit. And their witnesses do not see or know, so they will be ashamed.
Isaiah 45:20
Assemble and come; draw near together, survivors of the nations! They do not know, those who carry {their wooden idols} and pray to a god who cannot save.
Isaiah 46:7
They carry it on [their] shoulder; they support it and they set it [in] its place, and it stands in position. It cannot be removed from its place; even [when] he cries out to it, it does not answer. It does not save him from his trouble.
Jeremiah 10:8
{At the same time} they are stupid and foolish, [in the] instruction of idols, it [is] wood.
Romans 1:21
For [although they] knew God, they did not honor [him] as God or give thanks, but they became futile in their reasoning, and their senseless hearts were darkened.

For he hath

Isaiah 6:10
Make the heart of this people insensitive, and make its ears unresponsive, and shut its eyes so that it may not look with its eyes and listen with its ears and comprehend [with] its mind and turn back, and it may be healed [for] him."
Isaiah 29:10
For Yahweh has poured out upon you a spirit of deep sleep, and he has shut your eyes, the prophets, and he has covered your heads, the seers.
Psalm 81:12
So I let them go in the stubbornness of their heart; they walked in their counsels.
Matthew 13:14
and with reference to them the prophecy of Isaiah is fulfilled that says, "{You will listen carefully} and will never understand, and {you will look closely} and will never perceive.
Acts 14:16
who in generations that are past permitted all the nations to go their [own] ways.
Romans 1:28
And just as they did not see fit {to recognize God}, God gave them over to a debased mind, to do the things [that are] not proper,
Romans 11:8
just as it is written, "God gave them a spirit of stupor, eyes that do not see and ears that do not hear, until this very day."
2 Corinthians 4:3
But if indeed our gospel is veiled, it is veiled among those who are perishing,
2 Thessalonians 2:9
whose coming is in accordance with the working of Satan, with all power and signs and lying wonders,

Cannot

Isaiah 56:11
And the dogs {have a greedy appetite}; they {are never satisfied}. And they are [the] shepherds! They do not have understanding. They all turn to their [own] way, each one for his [own] gain, {every one of them}.
Psalm 92:6
[The] brutish man does not know, and [the] fool cannot understand this.
Proverbs 2:5
then you will understand the fear of Yahweh, and the knowledge of God you will find.
Proverbs 28:5
Men of evil do not understand justice, but seekers of Yahweh understand completely.
Jeremiah 5:21
Hear this please, foolish and {senseless} people, {who have eyes} but do not see, {who have ears} but do not hear.'
Daniel 12:10
Many will be purified and will be cleansed and will be refined, but [the] wicked will act wickedly {and none of the wicked will understand}, but {those who have insight} will understand.
Hosea 14:9
Who [is] wise that he can understand these [things]? Who is discerning that he knows them? The ways of Yahweh [are] right, and [the] righteous walk in them; but transgressors stumble in them.
Matthew 12:34
Offspring of vipers! How are you able to say good things [when you] are evil? For from the abundance of the heart the mouth speaks.
John 5:44
How are you able to believe, [if you] accept glory from one another, and do not seek the glory [which is] from the only God?
John 8:43
{Why} do you not understand my way of speaking? Because you are not able to listen to my message.
John 12:39
For this [reason] they were not able to believe, because again Isaiah said,
2 Peter 2:14
having eyes full of [desire for] an adulteress and unceasing from sin, enticing unstable persons, [and] having hearts trained for greediness. Accursed children!

General references

Isaiah 43:8
Bring out [the] people blind yet with eyes, and deaf, though they have ears.
Matthew 13:13
For this [reason] I speak to them in parables, because seeing they do not see, and hearing they do not hear, nor do they understand,
Matthew 24:39
And they did not know [anything] until the deluge came and swept [them] all away. So also the coming of the Son of Man will be.