'Knew' in the Bible

Who fed thee in the wilderness with manna, which thy fathers knew not, that he might humble thee, and that he might prove thee, to do thee good at thy latter end;

Ye have been rebellious against the LORD from the day that I knew you.

For they went and served other gods, and worshipped them, gods whom they knew not, and whom he had not given unto them:

They sacrificed unto devils, not to God; to gods whom they knew not, to new gods that came newly up, whom your fathers feared not.

Who said unto his father and to his mother, I have not seen him; neither did he acknowledge his brethren, nor knew his own children: for they have observed thy word, and kept thy covenant.

And there arose not a prophet since in Israel like unto Moses, whom the LORD knew face to face,