believe that God did not leave the world in complete darkness of knowledge essential to the way of salvation. In the immediate facts of the Genesis narrative of the lives of Adam and Eve and their children, there is a clear testimony to their knowledge of the way of salvation. Immediately after the account of the fall, the incidence of the offerings of Cain and Abel serves to illustrate the extent of their knowledge. Cain’s offering of a bloodless sacrifice is refused by God, and Cain is told that