'Work' in the Bible

And then will I profess unto them, I never knew you: depart from me, ye that work iniquity.

and said unto his servants, This is John the Baptist; he is risen from the dead; and therefore do these powers work in him.

But what think ye? A man had two sons; and he came to the first, and said, Son, go work to-day in the vineyard.

But Jesus perceiving it said unto them, Why trouble ye the woman? for she hath wrought a good work upon me.