Mark 6:52

for they had not understood about the loaves, but their minds were blinded.

Mark 3:5

And he looked around at them with anger, hurt by their obstinacy, and he said to the man, "Hold out your hand!" And he held it out, and his hand was cured.

Mark 8:17-21

And he noticed it and said to them, "Why do you discuss your being without bread? Do you not yet see nor understand? Are your minds so dull?

Matthew 16:9-11

Do you not understand yet? Do you not remember the five loaves for the five thousand, and how many baskets full you gathered up?

Mark 7:18

And he said to them, "Have not even you any understanding then? Do you not see that nothing that goes into a man from outside can pollute him,

Mark 16:14

Still later he appeared to the Eleven themselves when they were at table, and reproached them for their obstinacy and want of faith, because they had not believed those who had seen him after he had been raised from the dead.

Luke 24:25

Then he said to them, "How foolish you are and how slow to believe all that the prophets have said!

Romans 11:7

What follows? Israel failed to get what it sought, but those whom God selected got it.

Treasury of Scripture Knowledge

Summary

For they considered not the miracle of the loaves: for their heart was hardened.

General references

Bible References

They

Mark 7:18
And he said to them, "Have not even you any understanding then? Do you not see that nothing that goes into a man from outside can pollute him,
Mark 8:17
And he noticed it and said to them, "Why do you discuss your being without bread? Do you not yet see nor understand? Are your minds so dull?
Matthew 16:9
Do you not understand yet? Do you not remember the five loaves for the five thousand, and how many baskets full you gathered up?
Luke 24:25
Then he said to them, "How foolish you are and how slow to believe all that the prophets have said!

Their

Mark 3:5
And he looked around at them with anger, hurt by their obstinacy, and he said to the man, "Hold out your hand!" And he held it out, and his hand was cured.
Mark 16:14
Still later he appeared to the Eleven themselves when they were at table, and reproached them for their obstinacy and want of faith, because they had not believed those who had seen him after he had been raised from the dead.

General references

Matthew 15:16
He said, "Have even you no understanding yet?