Mark 4:11
And He said to them, To you it has been given the mystery of the kingdom of God: but to them who are without, all things are in parables:
Mark 4:34
And without a parable He did not speak to them: and He privately expounded all things to His disciples.
John 15:15
No longer do I call you servants; because the servant knows not what his lord is doing: but I have called you friends; because all things which I heard with my Father, I made known unto you.
Colossians 2:3
in whom are hidden all the treasures of wisdom and knowledge.
Hebrews 4:12
For the word of God is living, and powerful, and sharper than any two-edged sword, and piercing unto the dividing of soul and spirit, of both joints and marrow, and a quick discerner of the thoughts and intents of the heart.
James 1:5
But if any of you lack wisdom, let him ask God, who gives to all cheerfully and upbraids none; and it will be given unto him.