'Spirits' in the Bible

And Samuel hath died, and all Israel mourn for him, and bury him in Ramah, even in his city, and Saul hath turned aside those having familiar spirits, and the wizards, out of the land.

And the woman saith unto him, 'Lo, thou hast known that which Saul hath done, that he hath cut off those having familiar spirits, and the wizards, out of the land; and why art thou laying a snare for my soul -- to put me to death?'