'Know' in the Bible

Only that the generations of the children of Israel might know, to teach them war, at the least such as before knew nothing thereof;

And they were to prove Israel by them, to know whether they would hearken unto the commandments of the LORD, which he commanded their fathers by the hand of Moses.

Behold, I will put a fleece of wool in the floor; and if the dew be on the fleece only, and it be dry upon all the earth beside, then shall I know that thou wilt save Israel by mine hand, as thou hast said.

Then said Micah, Now know I that the LORD will do me good, seeing I have a Levite to my priest.

And they said unto him, Ask counsel, we pray thee, of God, that we may know whether our way which we go shall be prosperous.

Then answered the five men that went to spy out the country of Laish, and said unto their brethren, Do ye know that there is in these houses an ephod, and teraphim, and a graven image, and a molten image? now therefore consider what ye have to do.

Now as they were making their hearts merry, behold, the men of the city, certain sons of Belial, beset the house round about, and beat at the door, and spake to the master of the house, the old man, saying, Bring forth the man that came into thine house, that we may know him.