Exodus 12:42

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.

Exodus 12:42 In-Context

40 The time that the Israelites had lived in Egypt was four hundred thirty years.
41 At the end of four hundred thirty years, on that very day, all the companies of the Lord went out from the land of Egypt.
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.
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;
New Revised Standard Version Bible, copyright 1989, Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved.