Romans 11:33
O the depth of the riches both of the wisdom and the knowledge of God! How unsearchable are His judgments, and His ways past tracing out,
Matthew 11:27
"All things were delivered to Me by My Father; and no one fully knows the Son except the Father; neither does any one fully know the Father except the Son, and he to whom the Son willeth to reveal Him.
1 Corinthians 2:10
but to us God revealed them through the Spirit; for the Spirit searcheth all things ??ven the deep things of God.
1 Corinthians 2:16
For who knew the mind of the Lord, that he should instruct Him? But we have the mind of Christ.
Ephesians 3:8
To me, who am less than the least of all saints, was this grace given, to proclaim, to the gentiles, the glad tidings of the unsearchable riches of Christ;