Exodus 12:42

It is a night to be much observed to Yahweh for bringing them out from the land of Egypt. This is that night of Yahweh, to be much observed of all the children of Israel throughout their generations.

Deuteronomy 16:1-6

Observe the month of Abib, and keep the Passover to Yahweh your God; for in the month of Abib Yahweh your God brought you forth out of Egypt by night.

Exodus 12:14

This day shall be to you for a memorial, and you shall keep it a feast to Yahweh: throughout your generations you shall keep it a feast by an ordinance forever.

Exodus 13:10

You shall therefore keep this ordinance in its season from year to year.

Treasury of Scripture Knowledge

Summary

It is a night to be much observed unto the LORD for bringing them out from the land of Egypt: this is that night of the LORD to be observed of all the children of Israel in their generations.

A night to be much observed

Bible References

A night to be much observed

Exodus 12:14
This day shall be to you for a memorial, and you shall keep it a feast to Yahweh: throughout your generations you shall keep it a feast by an ordinance forever.
Deuteronomy 16:1
Observe the month of Abib, and keep the Passover to Yahweh your God; for in the month of Abib Yahweh your God brought you forth out of Egypt by night.