Exodus 12:19

12:19 For seven days yeast must not be found in your houses, for whoever eats what is made with yeast – that person will be cut off from the community of Israel, whether a foreigner or one born in the land.

Exodus 13:7

13:7 Bread made without yeast must be eaten for seven days; no bread made with yeast shall be seen among you, and you must have no yeast among you within any of your borders.

Exodus 22:11

22:11 then there will be an oath to the Lord between the two of them, that he has not laid his hand on his neighbor’s goods, and its owner will accept this, and he will not have to pay.

Exodus 22:30

22:30 You must also do this for your oxen and for your sheep; seven days they may remain with their mothers, but give them to me on the eighth day.

Exodus 29:30

29:30 The priest who succeeds him from his sons, when he first comes to the tent of meeting to minister in the Holy Place, is to wear them for seven days.

Exodus 29:37

29:37 For seven days you are to make atonement for the altar and set it apart as holy. Then the altar will be most holy. Anything that touches the altar will be holy.

Exodus 34:18

34:18 “You must keep the Feast of Unleavened Bread. For seven days you must eat bread made without yeast, as I commanded you; do this at the appointed time of the month Abib, for in the month Abib you came out of Egypt.