Read: Leviticus 11
I am the Lord, who brought you up out of Egypt to be your God; therefore be holy, because I am holy. Lev 11:45
In this section we face the need for a standard, a measuring stick by which we can distinguish between good and evil. That is not easy to do. Modern philosophies tell us that there is really nothing harmful, that it is only our perverted thinking which makes things wrong, and that if we would but change our thinking then anything and everything is right. But you don’t find anything like that in Scripture. The Bible tells us that we are living in a world where truth and error are inextricably mixed and that you cannot easily tell one from the other. How do you tell the difference before it is too late, before you have to learn through sorrows and sadness?
With these Israelites, his concern was expressed on the physical level — he actually regulated their diet. In this chapter, you have dietary laws distinguishing clean animals from unclean, and various sanitary practices are included as well. Many of these practices have a commonsense basis in staying healthy. God kept his people physically whole through many of these regulations.