Job 42:3
For who can keep his own counsel so secret, but it shall be known? Therefore have I spoken unwisely, seeing these things are so high, and pass mine understanding.
Psalm 40:5
O LORD my God, great are the wondrous works which thou hast done, like as be also thy thoughts, which are to us-ward; and yet there is no man that ordereth them unto thee. If I should declare them, and speak of them, they should be more than I am able to express.
Psalm 131:1
{A song of the stairs} LORD, I am not high-minded; I have no proud looks. I do not exercise myself in great matters which are too high for me.
Psalm 139:6
Such knowledge is too wonderful and excellent for me; I cannot attain unto it.
Job 38:2
"What is he that hideth his mind with foolish words?
Proverbs 30:2-4
For though I am the least of all, and have no man's understanding