Joshua 5:11
After the Passover they ate the old corn of the land, unleavened cakes, and parched corn.
Leviticus 23:14
Do not eat bread, roasted grain, or fresh grain until this same day. Then bring the offering to your God. It is a long lasting law for generations to come wherever you live.
Exodus 12:18-20
In the first month, on the fourteenth day of the month at evening, you shall eat unleavened bread, until the twenty-first day of the month at evening.
Exodus 13:6-7
You must eat unleavened bread seven days. The seventh day will be a feast to Jehovah.
Leviticus 23:6
The fifteenth day of the same month the Festival of Unleavened Bread begins. You must not eat any bread made with yeast for seven days.