Numbers 28:17
And in the fifteenth day of this month is the feast; seven days shall unleavened bread be eaten.
Leviticus 23:6
And on the fifteenth day of the same month is the feast of unleavened bread unto the LORD; seven days ye must eat unleavened bread.
Exodus 12:15-17
Seven days shall ye eat unleavened bread; even the first day ye shall put away leaven out of your houses, for whoever eats leavened bread from the first day until the seventh day, that soul shall be cut off from Israel.
Exodus 13:6
Thou shalt eat without leaven for seven days, and the seventh day shall be a feast unto the LORD.
Exodus 23:15
Thou shalt keep the feast of unleavened bread (thou shalt eat unleavened bread seven days as I commanded thee, in the time appointed of the month Abib, for in it thou didst come out from Egypt; and none shall appear before me empty),
Exodus 34:18
The feast of unleavened bread shalt thou keep. Seven days thou shalt eat unleavened bread, as I commanded thee, in the time of the month Abib; for in the month Abib thou didst come out from Egypt.
Deuteronomy 16:3-8
Thou shalt eat no leavened bread with it; seven days shalt thou eat unleavened bread therewith, even the bread of affliction; for thou didst come forth out of the land of Egypt in haste; that thou may remember the day when thou didst come forth out of the land of Egypt all the days of thy life.