Job 28:7
a hidden path no bird of prey knows -- no falcon's eye has spotted it.
Job 11:6
and reveal to you the secrets of wisdom -- for true wisdom has two sides -- so that you would know that God has forgiven some of your sins.
Job 28:21-23
For it has been hidden from the eyes of every living creature, and from the birds of the sky it has been concealed.
Job 38:19
"In what direction does light reside, and darkness, where is its place,
Job 38:24
In what direction is lightning dispersed, or the east winds scattered over the earth?
Romans 11:33
Oh, the depth of the riches and wisdom and knowledge of God! How unsearchable are his judgments and how fathomless his ways!