For I am the LORD that brings you up out of the land of Egypt, to be your God: you shall therefore be holy, for I am holy.
Read Chapter 11
George Leo Haydock
Your God. By these laws, the Jews were to be distinguished from other nations. (Haydock)
They were also to be reminded, that God was very jealous of their interior sanctity, since he required so great a legal purity. Without the former, they might easily conclude that the latter would not please him. (Calmet)