Deuteronomy 16:8
Six days thou shalt eat sweet bread, and the seventh day is for the people to come together to the LORD thy God, that thou mayest do no work.
Leviticus 23:36
Seven days ye shall offer sacrifice unto the LORD, and the eighth day shall be a holy feast unto you, and ye shall offer sacrifice unto the LORD. It is the end of the feast, and ye shall do no laborious work therein.
Exodus 12:15-16
Seven days shall ye eat unleavened bread, so that even the first day ye shall put away leaven out of your houses. For whosoever eateth leavened bread from the first day until the seventh day, that soul shall be plucked out from Israel.
Exodus 13:6-8
Seven days thou shalt eat sweet bread, and the seventh day shall be feastful unto the LORD.
Leviticus 23:6-8
And the fifteenth day of the same month is the feast of sweet bread unto the LORD; seven days ye must eat unleavened bread.
Numbers 28:17-19
And the fifteenth day of the same month shall be a feast, in which seven days men must eat unleavened bread.
2 Chronicles 7:9
And the eighth day they made a gathering. For they kept the hallowing of the altar seven days, and the feast seven days.
Nehemiah 8:18
And every day from the first day unto the last, read he in the book of the law of God. And seven days held they the feast, and on the eighth day they gathered together, according unto the manner.
Joel 1:14
Proclaim a fasting, call the congregation, gather the elders and all the inhabiters of the land together in to the house of the LORD your God, and cry unto the LORD.