Exodus 34:25

“Do not present the blood for My sacrifice with anything leavened. The sacrifice of the Passover Festival must not remain until morning.

Exodus 23:18

“You must not offer the blood of My sacrifices with anything leavened. The fat of My festival offering must not remain until morning.

Exodus 12:10

Do not let any of it remain until morning; you must burn up any part of it that does remain before morning.

Exodus 12:8

They are to eat the meat that night; they should eat it, roasted over the fire along with unleavened bread and bitter herbs.

Exodus 12:20

Do not eat anything leavened; eat unleavened bread in all your homes.”

Exodus 29:34

If any of the meat of ordination or any of the bread is left until morning, burn up what is left over. It must not be eaten because it is holy.

Leviticus 7:15

The meat of his thanksgiving sacrifice of fellowship must be eaten on the day he offers it; he may not leave any of it until morning.

Numbers 9:12

they may not leave any of it until morning or break any of its bones. They must observe the Passover according to all its statutes.

Deuteronomy 16:3

You must not eat leavened bread with it. For seven days you are to eat unleavened bread with it, the bread of hardship—because you left the land of Egypt in a hurry—so that you may remember for the rest of your life the day you left the land of Egypt.

1 Corinthians 5:7-8

Clean out the old yeast so that you may be a new batch. You are indeed unleavened, for Christ our Passover has been sacrificed.

Treasury of Scripture Knowledge

Summary

Thou shalt not offer the blood of my sacrifice with leaven; neither shall the sacrifice of the feast of the passover be left unto the morning.

General references

Bible References

Leaven

Exodus 12:20
Do not eat anything leavened; eat unleavened bread in all your homes.”
Exodus 23:18
“You must not offer the blood of My sacrifices with anything leavened. The fat of My festival offering must not remain until morning.
Deuteronomy 16:3
You must not eat leavened bread with it. For seven days you are to eat unleavened bread with it, the bread of hardship—because you left the land of Egypt in a hurry—so that you may remember for the rest of your life the day you left the land of Egypt.
1 Corinthians 5:7
Clean out the old yeast so that you may be a new batch. You are indeed unleavened, for Christ our Passover has been sacrificed.

Be left

Exodus 12:10
Do not let any of it remain until morning; you must burn up any part of it that does remain before morning.
Exodus 23:18
“You must not offer the blood of My sacrifices with anything leavened. The fat of My festival offering must not remain until morning.
Exodus 29:34
If any of the meat of ordination or any of the bread is left until morning, burn up what is left over. It must not be eaten because it is holy.
Leviticus 7:15
The meat of his thanksgiving sacrifice of fellowship must be eaten on the day he offers it; he may not leave any of it until morning.
Numbers 9:12
they may not leave any of it until morning or break any of its bones. They must observe the Passover according to all its statutes.

General references

Exodus 12:10
Do not let any of it remain until morning; you must burn up any part of it that does remain before morning.

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.