Deuteronomy 16:8
For six days you shall eat unleavened bread, and on the seventh day there shall be a solemn assembly to the LORD your God. You shall do no work on it.
Leviticus 23:36
For seven days you shall present food offerings to the LORD. On the eighth day you shall hold a holy convocation and present a food offering to the LORD. It is a solemn assembly; you shall not do any ordinary work
Exodus 12:15-16
Seven days you shall eat unleavened bread. On the first day you shall remove leaven out of your houses, for if anyone eats what is leavened, from the first day until the seventh day, that person shall be cut off from Israel.
Exodus 13:6-8
Seven days you shall eat unleavened bread, and on the seventh day there shall be a feast to the LORD.
Leviticus 23:6-8
And on the fifteenth day of the same month is the Feast of Unleavened Bread to the LORD; for seven days you shall eat unleavened bread.
Numbers 28:17-19
and on the fifteenth day of this month is a feast. Seven days shall unleavened bread be eaten.
2 Chronicles 7:9
And on the eighth day they held a solemn assembly, for they had kept the dedication of the altar seven days and the feast seven days.
Nehemiah 8:18
And day by day, from the first day to the last day, he read from the Book of the Law of God. They kept the feast seven days, and on the eighth day there was a solemn assembly, according to the rule.
Joel 1:14
Consecrate a fast; call a solemn assembly. Gather the elders and all the inhabitants of the land to the house of the LORD your God, and cry out to the LORD.