Bible Verses About Reproof: Not understanding

Don't you understand yet? Don't you remember the five loaves of the five thousand and how many baskets you filled?

How can you possibly think I was talking to you about bread? Guard yourselves from the hametz of the P'rushim and Tz'dukim!"

He replied to them, "So you too are without understanding? Don't you see that nothing going into a person from outside can make him unclean?

He said to them, “Foolish people! So unwilling to put your trust in everything the prophets spoke!

Why don’t you understand what I’m saying? Because you can’t bear to listen to my message.

Yeshua answered him, “You don’t understand yet what I am doing, but in time you will understand.”

“No!” said Kefa, “You will never wash my feet!” Yeshua answered him, “If I don’t wash you, you have no share with me.”