I am the LORD thy God, which brought thee out of the land of Egypt, from the house of bondage.
I am the Lord thy God. The word "Lord" is expressive of authority or dominion; and God, who by natural claim as well as by covenant relation was entitled to exercise supremacy over His people Israel, had a sovereign right to establish laws for their government. The commandments which follow are, with a few slight verbal alterations, the same as formerly recorded (Exodus 20:10), and in some of them there is a distinct reference to that promulgation.