Proverbs 30:2

For though I am the least of all, and have no man's understanding

Psalm 73:22

So foolish was I, and ignorant, even as it were a beast before thee.

Job 42:3-6

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 49:10

For he seeth that wise men also die and perish together, as well as the ignorant and foolish, and leave their riches for others.

Psalm 92:6

An unwise man will not know this, and a fool will not understand it -

Proverbs 5:12

and then say, "Alas, why hated I nurture? Why did my heart despise correction?

Isaiah 6:5

Then I said, "O woe is me! For I am lost: inasmuch as I am a man of unclean lips, and dwell among people that hath unclean lips also. For mine eyes have seen the King and LORD of Hosts."

Jeremiah 10:14

His wisdom maketh all men fools. And confounded be all casters of images, for that they cast is but a vain thing, and hath no life.

Romans 11:25

I would not that this secret should be hid from you my brethren, lest ye should be wise in your own conceits: that partly blindness is happened in Israel, until the fullness of the gentiles be come in.

1 Corinthians 3:18

Let no man deceive himself. If any man seem wise among you, let him be a fool in this world, that he may be wise.

1 Corinthians 8:2

If any man think that he knoweth anything, he knoweth nothing yet as he ought to know.

James 1:5

If any of you lack wisdom, let him ask of God, which giveth to all men indifferently and casteth no man in the teeth; and it shall be given him.

2 Peter 2:12-16

But these, as brute beasts, naturally made to be taken and destroyed, speak evil of that they know not, and shall perish through their own destruction,

Treasury of Scripture Knowledge

Summary

Surely I am more brutish than any man, and have not the understanding of a man.

Bible References

I am

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 73:22
So foolish was I, and ignorant, even as it were a beast before thee.
Isaiah 6:5
Then I said, "O woe is me! For I am lost: inasmuch as I am a man of unclean lips, and dwell among people that hath unclean lips also. For mine eyes have seen the King and LORD of Hosts."
Romans 11:25
I would not that this secret should be hid from you my brethren, lest ye should be wise in your own conceits: that partly blindness is happened in Israel, until the fullness of the gentiles be come in.
1 Corinthians 3:18
Let no man deceive himself. If any man seem wise among you, let him be a fool in this world, that he may be wise.
1 Corinthians 8:2
If any man think that he knoweth anything, he knoweth nothing yet as he ought to know.
James 1:5
If any of you lack wisdom, let him ask of God, which giveth to all men indifferently and casteth no man in the teeth; and it shall be given him.