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 13:17
For verily I say to you, Many prophets and righteous men desired to see what you see, and did not see; and to hear what you hear, and did not hear.
Matthew 13:35
that the word might be fulfilled which was spoken by the prophet, saying: I will open my mouth in parables; I will utter things that have been kept secret from the foundation of the world.
1 Corinthians 2:7-10
but we speak God's wisdom in a mystery, even that which had been hidden, which God predestined before the ages, for our glory,
Colossians 2:3
in whom are stored up all the treasures of wisdom and of knowledge.