Job 28:21
Seeing it is hidden from the eyes of all living, and kept close from the birds of the sky.
Psalm 49:3-4
My mouth will speak words of wisdom. My heart shall utter understanding.
Matthew 11:25
At that time, Jesus answered, "I thank you, Father, Lord of heaven and earth, that you hid these things from the wise and intelligent, and revealed them to little children.
Matthew 13:17
For truly I tell you that many prophets and righteous men desired to see the things which you see, and did not see them; and to hear the things which you hear, and did not hear them.
Matthew 13:35
that it might be fulfilled which was spoken through the prophet, saying, "I will open my mouth in parables; I will utter things hidden since the beginning of the world."
1 Corinthians 2:7-10
But we speak God's wisdom in a mystery, the wisdom that has been hidden, which God foreordained before the ages for our glory,
Colossians 2:3
in whom are all the treasures of wisdom and knowledge hidden.