shadow to substance, from prophet to Prophet par excellence, all of which implies that Judaism can no longer be an acceptable alternative. How, for example, could a Christian ever return to the animal sacrifices knowing that the ultimate Lamb of God has been slain? Judaism will no longer do. Thus, interspersed throughout this book are several of the strongest warnings found anywhere in the Bible. At the heart of each of them is this straightforward plea: “You mustn’t go back. You mustn’t turn away.