And Moses said to the people: Remember this day in which you came forth out of Egypt, and out of the house of bondage, for with a strong hand hath the Lord brought you forth out of this place: that you eat no leavened bread.
And when the Lord shall have brought thee into the land of the Chanaanite, and the Hethite, and the Amorrhite, and the Hevite, and the Jebusite, which he swore to thy fathers that he would give thee, a land that floweth with milk and honey, thou shalt celebrate this manner of sacred rites in this month.
 "Sanctify unto me every firstborn": Sanctification in this place means that the firstborn males of the Hebrews should be deputed to the ministry in the divine worship; and the firstborn of beasts to be given for a sacrifice.
And it shall be as a sign in thy hand, and as a memorial before thy eyes: and that the law of the Lord be always in thy mouth, for with a strong hand the Lord hath brought thee out of the land of Egypt.
For when Pharao was hardened, and would not let us go, the Lord slew every firstborn in the land of Egypt, from the firstborn of man to the firstborn of beasts: therefore I sacrifice to the Lord all that openeth the womb of the male sex, and all the firstborn of my sons I redeem.
And when Pharao had sent out the people, the Lord led them not by the way of the land of the Philistines which is near: thinking lest perhaps they would repent, if they should see wars arise against them, and would return into Egypt.