Chp. 12 verses 3 - 8: Continues with the deeper meanings in the ritual of circumcision. The laws of different degrees of spiritual defilement experienced by the mother who gives birth to either a male or a female child. The sacrifices that she would be obligated to bring depending on her financial status, that would allow her to obtain a state of complete purity. She would then be able to enter the temple precincts and eat from the sacrifices.