'Countenance' in the Bible

but unto Cain and to his offering he had not respect. And Cain was very wroth, and his countenance fell.

And Jehovah said unto Cain, Why art thou wroth? and why is thy countenance fallen?

And Jacob beheld the countenance of Laban, and, behold, it was not toward him as beforetime.

and said unto them, I see your father's countenance, that it is not toward me as beforetime; but the God of my father hath been with me.