“‘I am the LORD your God, who brought you out of the land of Egypt, out of the house of slavery.
Here is the repetition of the ten commandments, in which observe, 1. Though they had been spoken before, and written, yet they are again rehearsed; for precept must be upon precept, and line upon line, and all little enough to keep the word of God in our minds and to preserve and renew the impressions of it. We have need to have the same things often inculcated upon us.
Commenting on Deuteronomy 5:6-22
Nor thine ox, nor thine ass,.... In Exo 20:10, it is only in general said: nor thy cattle: here by way of illustration and explanation the ox and the ass are particularly mentioned; the one being used in ploughing ground, and treading out the corn, and the other in carrying burdens; and it is added: nor any of thy cattle; as their camels, or whatever...
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. [See on Exo 20:2.] The commandments which follow are, with a few slight verbal alterations, the same as formerly recorded (Exo.