Exodus 12:15, 16
For seven days you must eat unleavened bread. On the first day you are to remove the yeast from your houses. Whoever eats anything leavened from the first day through the seventh must be cut off from Israel. . . .

Exodus 13:6, 7
For seven days you are to eat unleavened bread, and on the seventh day there shall be a feast to the LORD. . . .

Exodus 34:18
You are to observe the Feast of Unleavened Bread. For seven days at the appointed time in the month of Abib, you are to eat unleavened bread as I commanded you. For in the month of Abib you came out of Egypt.

Numbers 28:17, 18
On the fifteenth day of this month, there shall be a feast; for seven days unleavened bread is to be eaten. . . .

Deuteronomy 16:8
For six days you must eat unleavened bread, and on the seventh day you shall hold a solemn assembly to the LORD your God, and you must not do any work.

Acts 12:3, 4
Seeing that this pleased the Jews, he proceeded to seize Peter during the Feast of Unleavened Bread. . . .