Exodus 13:6
For seven days let your food be unleavened cakes; and on the seventh day there is to be a feast to the Lord.
Exodus 12:15-20
For seven days let your food be unleavened bread; from the first day no leaven is to be seen in your houses: whoever takes bread with leaven in it, from the first till the seventh day, will be cut off from Israel.
Exodus 34:18
Keep the feast of unleavened bread; for seven days your food is to be bread without leaven, as I gave you orders, at the regular time in the month Abib; for in that month you came out of Egypt.
Leviticus 23:8
And every day for seven days you will give a burned offering to the Lord; and on the seventh day there will be a holy meeting; you may do no field-work.
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