4 Bible Verses about Obstinacy Against God

"Why are you arguing together because you have no bread? Do you not yet perceive and understand? Are your minds so slow to comprehend? You have eyes, do you not see? You have ears, do you not hear? Do you not remember? When I broke the five loaves among the five thousand, how many baskets of broken pieces did you take up?" "Twelve," they said.read more.
"And when the seven for the four thousand, how many hampers full of fragments did you pick up?" "Do you not yet understand?" he said.

"Stiff-necked, uncircumcised in heart and ears! You are always resisting the Holy Ghost! As your fathers did, so do you.

But to Israel he says, All day long I have been spreading out my hands unto a disobedient and contrary people.

Concerning him I have much to say, and much that is hard to make clear to you, because you have grown dull of hearing. And this too, although you ought by this time to be teaching others, you are still needing some one to teach you the very rudiments of divine revelation. You need milk, not solid food. For every one who feeds on milk is inexperienced in the word of righteousness. He is still an infant.read more.
But solid food is for adults, that is, for those who by constant practise have their faculties trained to discriminate between good and evil.