Exodus 12:42-44

New Revised Standard Version, Anglicised

⁴² That was for the Lord a night of vigil, to bring them out of the land of Egypt. That same night is a vigil to be kept for the Lord by all the Israelites throughout their generations.

Directions for the Passover

⁴³ The Lord said to Moses and Aaron: This is the ordinance for the passover: no foreigner shall eat of it, ⁴⁴ but any slave who has been purchased may eat of it after he has been circumcised;