Mark 8:17

And perceiving it, He saith to them, "Why are ye reasoning because ye have no bread? Do ye not yet perceive, nor understand? Have ye your heart hardened?

Mark 6:52

for they did not understand concerning the loaves, but their heart was hardened.

Mark 6:52

for they did not understand concerning the loaves, but their heart was hardened.

Matthew 15:17

Do ye not perceive that whatever goes into the mouth passes into the belly, and is cast forth into the drain?

Matthew 16:8-9

And Jesus, knowing it, said, "Why are ye deliberating among yourselves, O ye of little faith, because ye have no bread?

Mark 2:8

And straightway Jesus, perceiving in His spirit that they so reason within themselves, saith to them, "Why do ye reason these things in your hearts?

Mark 3:5

And having looked round about on them with anger, and being grieved at the hardness of their heart, He saith to the man, "Stretch forth your hand." And he stretched it forth; and his hand was restored.

Mark 16:14

And afterward He was manifested to the eleven themselves, as they were reclining at table, and upbraided them for their unbelief and hardness of heart, because they believed not those who saw Him after He had risen.

Luke 24:25

And He said to them, "O inconsiderate and slow in heart to believe in all that the prophets spake!

John 2:24-25

But Jesus did not trust Himself to them, because He knew all men,

John 16:30

now we know that Thou knowest all things; and hast no need that any one should ask Thee: by this we believe that Thou didst come forth from God."

John 21:17

He saith to him the third time, "Simon, son of John, do you fondly love Me?" Peter was grieved, because He said to him the third time "Do you fondly love Me?" and he said to Him, "Lord, Thou knowest all things; Thou knowest that I do fondly love Thee." Jesus saith to him, "Feed My sheep.

Hebrews 4:12-13

For the word of God is living, and effectual, and sharper than any two-edged sword, and piercing even to a dividing of soul and spirit, of both joints and marrow, and is a discerner of the thoughts and intents of the heart.

Hebrews 5:11-12

Concerning Whom we have much to say and difficult to explain, since ye have become dull of hearing.

Revelation 2:23

And her children I will slay with death; and all the assemblies shall know that I am He Who searcheth the reins and hearts; and I will give to you, each one, according to your works.

Treasury of Scripture Knowledge

Summary

And when Jesus knew it, he saith unto them, Why reason ye, because ye have no bread? perceive ye not yet, neither understand? have ye your heart yet hardened?

Bible References

Knew

Mark 2:8
And straightway Jesus, perceiving in His spirit that they so reason within themselves, saith to them, "Why do ye reason these things in your hearts?
John 2:24
But Jesus did not trust Himself to them, because He knew all men,
John 16:30
now we know that Thou knowest all things; and hast no need that any one should ask Thee: by this we believe that Thou didst come forth from God."
John 21:17
He saith to him the third time, "Simon, son of John, do you fondly love Me?" Peter was grieved, because He said to him the third time "Do you fondly love Me?" and he said to Him, "Lord, Thou knowest all things; Thou knowest that I do fondly love Thee." Jesus saith to him, "Feed My sheep.
Hebrews 4:12
For the word of God is living, and effectual, and sharper than any two-edged sword, and piercing even to a dividing of soul and spirit, of both joints and marrow, and is a discerner of the thoughts and intents of the heart.
Revelation 2:23
And her children I will slay with death; and all the assemblies shall know that I am He Who searcheth the reins and hearts; and I will give to you, each one, according to your works.

Perceive

Mark 3:5
And having looked round about on them with anger, and being grieved at the hardness of their heart, He saith to the man, "Stretch forth your hand." And he stretched it forth; and his hand was restored.
Mark 6:52
for they did not understand concerning the loaves, but their heart was hardened.
Mark 16:14
And afterward He was manifested to the eleven themselves, as they were reclining at table, and upbraided them for their unbelief and hardness of heart, because they believed not those who saw Him after He had risen.
Matthew 15:17
Do ye not perceive that whatever goes into the mouth passes into the belly, and is cast forth into the drain?
Matthew 16:8
And Jesus, knowing it, said, "Why are ye deliberating among yourselves, O ye of little faith, because ye have no bread?
Luke 24:25
And He said to them, "O inconsiderate and slow in heart to believe in all that the prophets spake!
Hebrews 5:11
Concerning Whom we have much to say and difficult to explain, since ye have become dull of hearing.

General references

Matthew 13:13
On this account, I speak to them in parables; because, seeing, they see not; and, hearing, they hear not, nor understand.
Matthew 15:16
And He said, "Are ye also even yet without understanding?
Matthew 16:10
Nor the seven loaves of the four thousand, and how many baskets ye took up?
Luke 9:45
But they did not understand this saying; and it was veiled from them, that they might not perceive it; and they were afraid to ask Him concerning this saying.