Job 28:21
Seeing it is hid from the eyes of all living and kept concealed from every fowl of the heaven.
Psalm 49:3-4
My mouth shall speak wisdom; and the meditation of my heart intelligence.
Matthew 11:25
At that time Jesus answered and said, I praise thee, O Father, Lord of heaven and earth, because thou hast hid these things from the wise and understanding and hast revealed them unto children.
Matthew 13:17
For verily I say unto you, That many prophets and righteous men have desired to see those things which ye see and have not seen them and to hear those things which ye hear and have not heard them.
Matthew 13:35
that it might be fulfilled which was spoken by the prophet, saying, I will open my mouth in parables; I will utter things which have been kept secret from the foundation of the world.
1 Corinthians 2:7-10
but we speak the wisdom of God in a mystery, even the hidden wisdom, which God predestined before the ages unto our glory,
Colossians 2:3
in whom are hid all the treasures of wisdom and knowledge.