And he saith unto them, Are ye so without understanding also? Do ye not perceive, that whatsoever thing from without entereth into the man, it cannot defile him;
And he said unto them, Know ye not this parable? and how then will ye know all parables?
Whom shall he teach knowledge? and whom shall he make to understand doctrine? them that are weaned from the milk, and drawn from the breasts.
For precept must be upon precept, precept upon precept; line upon line, line upon line; here a little, and there a little:
Therefore I said, Surely these are poor; they are foolish: for they know not the way of the LORD, nor the judgment of their God.
I will get me unto the great men, and will speak unto them; for they have known the way of the LORD, and the judgment of their God: but these have altogether broken the yoke, and burst the bonds.
And Jesus said, Are ye also yet without understanding?
Do not ye yet understand, that whatsoever entereth in at the mouth goeth into the belly, and is cast out into the draught?
How is it that ye do not understand that I spake it not to you concerning bread, that ye should beware of the leaven of the Pharisees and of the Sadducees?
Then he said unto them, O fools, and slow of heart to believe all that the prophets have spoken:
Jesus answered and said unto him, Art thou a master of Israel, and knowest not these things?
1 Corinthians 3:2
I have fed you with milk, and not with meat: for hitherto ye were not able to bear it, neither yet now are ye able.
Of whom we have many things to say, and hard to be uttered, seeing ye are dull of hearing.