To whom shall I speak, and give warning that they may hear? behold, their ears are uncircumcised, and they cannot hearken, behold, the word of the LORD is unto them a reproach; they have no delight in it.

And this is the condemnation, that the light is come into the world, and men loved darkness more than the light because their deeds were evil.

that the word of Isaiah the prophet might be fulfilled, which he spoke, Lord, who shall believe our report? and to whom has the arm of the Lord been revealed?

Weaned

Rather I have quieted myself and caused my soul to become silent, that I might be as a child that is weaned of his mother, as one who is weaned from my own life.

At that time Jesus answered and said, I praise thee, O Father, Lord of heaven and earth, because thou hast hid these things from the wise and understanding and hast revealed them unto children.

But when the princes of the priests and the scribes saw the wonderful things that he did and the children crying out in the temple and saying, Hosanna to the Son of David, they were sore displeased

Verily I say unto you, Whosoever shall not receive the kingdom of God as a little child, he shall not enter therein.

as newborn babes, desire the rational milk of the word, that ye may grow thereby in health;

General references

Therefore I said, Surely these are poor; they have become foolish; for they do not know the way of the LORD nor the judgment of their God.

And Jesus said, Are ye also yet without understanding?

And he said unto them, Are ye so without understanding also? Do ye not understand that anything from outside that enters into the man cannot defile him?