'Understand' in the Bible

And he said, Go, and tell this people, Hear ye indeed, but understand not; and see ye indeed, but perceive not.

Make the heart of this people fat, and make their ears heavy, and shut their eyes; lest they see with their eyes, and hear with their ears, and understand with their heart, and convert, and be healed.

Whom shall he teach knowledge? and whom shall he make to understand doctrine? them that are weaned from the milk, and drawn from the breasts.

From the time that it goeth forth it shall take you: for morning by morning shall it pass over, by day and by night: and it shall be a vexation only to understand the report.

The heart also of the rash shall understand knowledge, and the tongue of the stammerers shall be ready to speak plainly.

Thou shalt not see a fierce people, a people of a deeper speech than thou canst perceive; of a stammering tongue, that thou canst not understand.

Then said Eliakim and Shebna and Joah unto Rabshakeh, Speak, I pray thee, unto thy servants in the Syrian language; for we understand it: and speak not to us in the Jews' language, in the ears of the people that are on the wall.

That they may see, and know, and consider, and understand together, that the hand of the LORD hath done this, and the Holy One of Israel hath created it.

Ye are my witnesses, saith the LORD, and my servant whom I have chosen: that ye may know and believe me, and understand that I am he: before me there was no God formed, neither shall there be after me.

They have not known nor understood: for he hath shut their eyes, that they cannot see; and their hearts, that they cannot understand.

Yea, they are greedy dogs which can never have enough, and they are shepherds that cannot understand: they all look to their own way, every one for his gain, from his quarter.