Hebrews 5:12
For though by this time you ought to be teachers, you need someone to teach you again the first principles of God's word. You need milk, not solid food;
Matthew 15:14
Let them alone; they are blind guides. And if a blind man leads a blind man, both will fall into a pit."
Matthew 23:24-36
You blind guides, who strain out a gnat and swallow a camel!
2 Timothy 3:15-17
and how from childhood you have known the sacred writings which are able to make you wise for salvation through faith in Christ Jesus.
Matthew 11:25
At that time Jesus declared, "I thank you, Father, Lord of heaven and earth, that you have hidden these things from the wise and intelligent and have revealed them to babes.
Matthew 13:11
And he answered them, "To you it has been given to know the secrets of the kingdom of heaven, but to them it has not been given.
Matthew 15:6-9
he is not to honor his father with it. Thus you have made the word of God of no effect for the sake of your tradition.