'Know' in the Bible

Then David asked the young man who [was] reporting to him, "How do you know that Saul and his son Jonathan died?"

Then Abner called to Joab and said, "Will [the] sword devour forever? Do you not know that [there] will be bitterness in the end? {How long} will you not tell the people to turn {away from pursuing} their brothers?"

You know that Abner the son of Ner came to deceive you. He came to learn about your going out and coming [in] and to know all which you [are] doing."

Then Joab went out from David, and he sent messengers after Abner, and they brought him back from Bor Hasirah, but David did not know [it].

{What more can David say to you}? You know your servant, my lord Yahweh.

Because of your word and according to your heart, you have done all of this great thing, [in order] to let your servant know.

if the anger of the king rises and he says to you, 'Why did you go near the city to fight? Did you not know that they would shoot from [atop] the wall?

In order {to change the situation}, your servant Joab did this thing. But my lord [has] wisdom, as the wisdom of an angel of God, to know all that [is] on the earth."

Two hundred men from Jerusalem went with Absalom as invited guests, going in their innocence as they did not know anything.

Hushai continued, "You know your father and his men, that they [are] mighty warriors and they {are enraged} as a bear robbed of [her] offspring in the field. Your father [is] a man of war, so he will not spend the night with the troops.

The king said, "[Is] it peace for the young man Absalom?" Ahimaaz said, "I saw the great commotion when Joab the servant of the king sent your servant, but I do not know what [it was all about]."

Then David said, "What [is] it to me or to you, sons of Zeruiah, that you should be an adversary today? [Should] anyone be put to death in Israel? Do I not know today that I [am] king over Israel?"

The king said to Joab, the commander of the army who [was] with him: "Please go about through all the tribes of Israel from Dan to Beersheba, and count the people that I may know the number of the people."