'Know' in the Bible

David said to the young man who told him, "How do you know that Saul and Jonathan his son are dead?"

Then Abner called to Joab, and said, "Shall the sword devour forever? Don't you know that it will be bitterness in the latter end? How long shall it be then, before you ask the people to return from following their brothers?"

You know Abner the son of Ner, that he came to deceive you, and to know your going out and your coming in, and to know all that you do."

When Joab had come out from David, he sent messengers after Abner, and they brought him back from the well of Sirah; but David didn't know it.

The king said to his servants, "Don't you know that there a prince and a great man has fallen this day in Israel?

What more can David say to you? For you know your servant, Lord Yahweh.

For your word's sake, and according to your own heart, you have worked all this greatness, to make your servant know it.

it shall be that, if the king's wrath arise, and he asks you, 'Why did you go so near to the city to fight? Didn't you know that they would shoot from the wall?

to change the face of the matter has your servant Joab done this thing. My lord is wise, according to the wisdom of an angel of God, to know all things that are in the earth."

Two hundred men went with Absalom out of Jerusalem, who were invited, and went in their simplicity; and they didn't know anything.

Hushai said moreover, "You know your father and his men, that they are mighty men, and they are fierce in their minds, like a bear robbed of her cubs in the field. Your father is a man of war, and will not lodge with the people.

The king said, "Is it well with the young man Absalom?" Ahimaaz answered, "When Joab sent the king's servant, even me your servant, I saw a great tumult, but I don't know what it was."

David said, "What have I to do with you, you sons of Zeruiah, that you should this day be adversaries to me? Shall there any man be put to death this day in Israel? For don't I know that I am this day king over Israel?"

The king said to Joab the captain of the army, who was with him, "Now go back and forth through all the tribes of Israel, from Dan even to Beersheba, and number the people, that I may know the sum of the people."