'Knowledge of Good and Evil' in the Bible

and Jehovah God causeth to sprout from the ground every tree desirable for appearance, and good for food, and the tree of life in the midst of the garden, and the tree of knowledge of good and evil.

and of the tree of knowledge of good and evil, thou dost not eat of it, for in the day of thine eating of it -- dying thou dost die.'

And Jehovah God saith, 'Lo, the man was as one of Us, as to the knowledge of good and evil; and now, lest he send forth his hand, and have taken also of the tree of life, and eaten, and lived to the age,' --