Deuteronomy 16:8
Eat unleavened bread for six days. On the seventh day there shall be a solemn assembly to Jehovah your God. Do not do work on it.
Leviticus 23:36
Bring a sacrifice by fire to Jehovah for seven consecutive days. On the eighth day there will be a holy assembly. Bring Jehovah a sacrifice by fire. This is the last festival of the year. Do not do any regular work.
Exodus 12:15-16
You will eat unleavened bread for seven days. The first day you shall remove leaven from your houses. Whoever eats anything leavened from the first day until the seventh day will be cut off from Israel.
Exodus 13:6-8
You must eat unleavened bread seven days. The seventh day will be a feast to Jehovah.
Leviticus 23:6-8
The fifteenth day of the same month the Festival of Unleavened Bread begins. You must not eat any bread made with yeast for seven days.
Numbers 28:17-19
The feast of unleavened bread in the fifteenth of this same month. For seven days you must eat only unleavened bread.
2 Chronicles 7:9
There was an assembly on the eighth day. They observed the dedication of the altar for seven days and celebrated the festival for another seven days.
Nehemiah 8:18
Day by day, from the first day till the last, he read from the book of the Law of God. They kept the feast for seven days: and on the eighth day there was a holy meeting, as it is ordered in the law.
Joel 1:14
Sanctify a fast! Call a solemn assembly. Gather the elders and all the inhabitants of the land to the House of Jehovah your God. Call out to Jehovah.