John 8:43

Why is it that you do not understand what I say? It is because you cannot bear to listen to my message.

John 7:17

Anyone who resolves to do his will will know whether my teaching comes from God, or originates with me.

John 5:43

I have come in my Father's name, and you refuse to accept me. If someone else comes in his own name you will accept him.

John 6:60

Many of his disciples on hearing it said, "This is a harsh teaching! Who can listen to it?"

John 8:27

They did not understand that he was speaking to them of the Father.

John 12:39-40

So they could not believe; for Isaiah says again,

Acts 7:51

You stubborn people, with heathen hearts and ears, you are always opposing the holy Spirit, just as your forefathers did!

Romans 3:11

No one understands, no one searches for God.

Romans 8:7-8

For to be physically minded means hostility to God, for it refuses to obey God's law, indeed it cannot obey it.

Treasury of Scripture Knowledge

Summary

Why do ye not understand my speech? even because ye cannot hear my word.

Bible References

Do

John 8:27
They did not understand that he was speaking to them of the Father.
John 5:43
I have come in my Father's name, and you refuse to accept me. If someone else comes in his own name you will accept him.
John 7:17
Anyone who resolves to do his will will know whether my teaching comes from God, or originates with me.
John 12:39
So they could not believe; for Isaiah says again,
Romans 3:11
No one understands, no one searches for God.

Ye cannot

John 6:60
Many of his disciples on hearing it said, "This is a harsh teaching! Who can listen to it?"
Acts 7:51
You stubborn people, with heathen hearts and ears, you are always opposing the holy Spirit, just as your forefathers did!
Romans 8:7
For to be physically minded means hostility to God, for it refuses to obey God's law, indeed it cannot obey it.

General references

Matthew 16:11
Why do you not see that I was not talking to you about bread? But be on your guard against the yeast of the Pharisees and Sadducees!"
Matthew 25:42
For when I was hungry, you gave me nothing to eat, and when I was thirsty you gave me nothing to drink,
John 7:17
Anyone who resolves to do his will will know whether my teaching comes from God, or originates with me.
John 8:27
They did not understand that he was speaking to them of the Father.
John 16:9
about sin, as shown in their not believing in me;