Hebrews 5:12
For though you ought to be teachers, considering the time, yet you have need that some one teach you again what are the first elements of the oracles of God; and you have be come such as have need of milk, and not of strong food.
Matthew 15:14
Let them alone; they are blind leaders of the blind; and if the blind lead the blind, both will fall into the pit.
Matthew 23:24-36
Blind guides! who strain out a gnat, but swallow a camel.
2 Timothy 3:15-17
and that from a child you have known the holy scriptures, which are able to make you wise in order to salvation, through faith that is in Christ Jesus.
Matthew 11:25
At that time Jesus answered and said: I thank thee, Father, Lord of heaven and of earth, because thou hast hid these things from the wise and prudent, and hast revealed them to babes.
Matthew 13:11
He answered, and said to them: Because it is given to you to know the mysteries of the kingdom of heaven; but to them it is not given.
Matthew 15:6-9
and you make the commandment of God of no effect for the sake of your tradition.