Based on the provided text, what are the teachings on the law of Karma and the significance of human birth found in Chapter 47?

Chapter 47 provides a profound teaching on the law of Karma, describing it as very deep, difficult to cross, and a divine rule that no one can violate. As stated in the chapter, this law dictates that one attains a birth corresponding exactly to one's actions and consciousness. The text emphasizes the importance of human birth, calling it a 'priceless opportunity' that should not be wasted. A person is considered truly wise who uses this life to attain self-knowledge before the body falls, thus transcending the cycle of rebirth dictated by Karma.