Matthew 13:15

For the heart of this people has become dull,
With their ears they scarcely hear,
And they have closed their eyes,
Otherwise they would see with their eyes,
Hear with their ears,
And understand with their heart and return,
And I would heal them.’

Hebrews 5:11

Concerning him we have much to say, and it is hard to explain, since you have become dull of hearing.

Psalm 119:70

Their heart is covered with fat,
But I delight in Your law.

Zechariah 7:11

But they refused to pay attention and turned a stubborn shoulder and stopped their ears from hearing.

John 8:43-44

Why do you not understand what I am saying? It is because you cannot hear My word.

2 Timothy 4:4

and will turn away their ears from the truth and will turn aside to myths.

Isaiah 6:10

Render the hearts of this people insensitive,
Their ears dull,
And their eyes dim,
Otherwise they might see with their eyes,
Hear with their ears,
Understand with their hearts,
And return and be healed.”

Isaiah 29:10-12

For the Lord has poured over you a spirit of deep sleep,
He has shut your eyes, the prophets;
And He has covered your heads, the seers.

Isaiah 44:20

He feeds on ashes; a deceived heart has turned him aside. And he cannot deliver himself, nor say, “Is there not a lie in my right hand?”

Isaiah 57:18

“I have seen his ways, but I will heal him;
I will lead him and restore comfort to him and to his mourners,

Jeremiah 3:22

“Return, O faithless sons,
I will heal your faithlessness.”
“Behold, we come to You;
For You are the Lord our God.

Jeremiah 17:14

Heal me, O Lord, and I will be healed;
Save me and I will be saved,
For You are my praise.

Jeremiah 33:6

Behold, I will bring to it health and healing, and I will heal them; and I will reveal to them an abundance of peace and truth.

Hosea 14:4

I will heal their apostasy,
I will love them freely,
For My anger has turned away from them.

Malachi 4:2

“But for you who fear My name, the sun of righteousness will rise with healing in its wings; and you will go forth and skip about like calves from the stall.

Mark 4:12

so that while seeing, they may see and not perceive, and while hearing, they may hear and not understand, otherwise they might return and be forgiven.”

Acts 3:19

Therefore repent and return, so that your sins may be wiped away, in order that times of refreshing may come from the presence of the Lord;

Acts 7:57

But they cried out with a loud voice, and covered their ears and rushed at him with one impulse.

2 Thessalonians 2:10-11

and with all the deception of wickedness for those who perish, because they did not receive the love of the truth so as to be saved.

2 Timothy 2:25-26

with gentleness correcting those who are in opposition, if perhaps God may grant them repentance leading to the knowledge of the truth,

Hebrews 6:4-6

For in the case of those who have once been enlightened and have tasted of the heavenly gift and have been made partakers of the Holy Spirit,

Revelation 22:2

in the middle of its street. On either side of the river was the tree of life, bearing twelve kinds of fruit, yielding its fruit every month; and the leaves of the tree were for the healing of the nations.

Treasury of Scripture Knowledge

Summary

For this people's heart is waxed gross, and their ears are dull of hearing, and their eyes they have closed; lest at any time they should see with their eyes, and hear with their ears, and should understand with their heart, and should be converted, and I should heal them.

Heart

Bible References

Heart

Psalm 119:70
Their heart is covered with fat,
But I delight in Your law.

Ears

Zechariah 7:11
But they refused to pay attention and turned a stubborn shoulder and stopped their ears from hearing.
John 8:43
Why do you not understand what I am saying? It is because you cannot hear My word.
Acts 7:57
But they cried out with a loud voice, and covered their ears and rushed at him with one impulse.
2 Timothy 4:4
and will turn away their ears from the truth and will turn aside to myths.
Hebrews 5:11
Concerning him we have much to say, and it is hard to explain, since you have become dull of hearing.

And should be

Acts 3:19
Therefore repent and return, so that your sins may be wiped away, in order that times of refreshing may come from the presence of the Lord;
2 Timothy 2:25
with gentleness correcting those who are in opposition, if perhaps God may grant them repentance leading to the knowledge of the truth,
Hebrews 6:4
For in the case of those who have once been enlightened and have tasted of the heavenly gift and have been made partakers of the Holy Spirit,

And i

Isaiah 57:18
“I have seen his ways, but I will heal him;
I will lead him and restore comfort to him and to his mourners,
Jeremiah 3:22
“Return, O faithless sons,
I will heal your faithlessness.”
“Behold, we come to You;
For You are the Lord our God.
Jeremiah 17:14
Heal me, O Lord, and I will be healed;
Save me and I will be saved,
For You are my praise.
Jeremiah 33:6
Behold, I will bring to it health and healing, and I will heal them; and I will reveal to them an abundance of peace and truth.
Hosea 14:4
I will heal their apostasy,
I will love them freely,
For My anger has turned away from them.
Malachi 4:2
“But for you who fear My name, the sun of righteousness will rise with healing in its wings; and you will go forth and skip about like calves from the stall.
Mark 4:12
so that while seeing, they may see and not perceive, and while hearing, they may hear and not understand, otherwise they might return and be forgiven.”
Revelation 22:2
in the middle of its street. On either side of the river was the tree of life, bearing twelve kinds of fruit, yielding its fruit every month; and the leaves of the tree were for the healing of the nations.

General references

Leviticus 13:29
“Now if a man or woman has an infection on the head or on the beard,
Deuteronomy 29:4
Yet to this day the Lord has not given you a heart to know, nor eyes to see, nor ears to hear.
Deuteronomy 32:28
For they are a nation lacking in counsel,
And there is no understanding in them.
Proverbs 20:12
The hearing ear and the seeing eye,
The Lord has made both of them.
Matthew 24:39
and they did not understand until the flood came and took them all away; so will the coming of the Son of Man be.