'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 Jehovah from the day that I knew you.

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

They sacrificed unto demons, which were no God, To gods that they knew not, To new gods that came up of late, Which your fathers dreaded not.

Who said of his father, and of his mother, I have not seen him; Neither did he acknowledge his brethren, Nor knew he his own children: For they have observed thy word, And keep thy covenant.

And there hath not arisen a prophet since in Israel like unto Moses, whom Jehovah knew face to face,