Not to many people of a strange speech and of an hard language, whose words thou canst not understand. Surely, had I sent thee to them, they would have hearkened unto thee.
And the peace of God, which passeth all understanding, shall keep your hearts and minds through Christ Jesus.
And to know the love of Christ, which passeth knowledge, that ye might be filled with all the fulness of God.
O the depth of the riches both of the wisdom and knowledge of God! how unsearchable are his judgments, and his ways past finding out!
Great is the LORD, and greatly to be praised; and his greatness is unsearchable.
Which doeth great things past finding out; yea, and wonders without number.
God thundereth marvellously with his voice; great things doeth he, which we cannot comprehend.
And the angel of the LORD said unto him, Why askest thou thus after my name, seeing it is secret?
The heart is deceitful above all things, and desperately wicked: who can know it?
When I thought to know this, it was too painful for me;
There be three things which are too wonderful for me, yea, four which I know not: The way of an eagle in the air; the way of a serpent upon a rock; the way of a ship in the midst of the sea; and the way of a man with a maid.
And I Daniel fainted, and was sick certain days; afterward I rose up, and did the king's business; and I was astonished at the vision, but none understood it.
And they kept that saying with themselves, questioning one with another what the rising from the dead should mean.
1 Corinthians 14:2
For he that speaketh in an unknown tongue speaketh not unto men, but unto God: for no man understandeth him; howbeit in the spirit he speaketh mysteries.