Romans 11:34
Who ever understood the thoughts of the Lord? Who has ever been his counsellor?
Matthew 11:25
At that time Jesus spoke and said, "I praise thee, Father, Lord of heaven and earth, for hiding all this from the wise and learned and revealing it to the simpleminded;
Matthew 13:11
He replied, "Because it is granted you to understand the open secrets of the Realm of heaven, but it is not granted to these people.
John 15:15
I call you servants no longer, because a servant does not know what his master is doing: I call you friends, because I have imparted to you all that I have learned from my Father.
Romans 16:25-26
[Now to Him who can strengthen you by my gospel, by the preaching of Jesus Christ, by revealing the secret purpose which after the silence of long ages
1 Corinthians 2:9-11
No, as it is written, what no eye has ever seen, what no ear has ever heard, what never entered the mind of man, God has prepared all that for those who love him.
1 Corinthians 2:16
For who ever understood the thoughts of the Lord, so as to give him instruction? No one. Well, our thoughts are Christ's thoughts.