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.

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.

John 7:37

On the last day, the great day of the feast, Jesus stood and shouted in a loud voice: If any man thirst let him come to me and drink.

Numbers 29:12-38

Call a holy assembly on the fifteenth day of the seventh month. You must not do any regular work. Instead, celebrate a festival to Jehovah for seven days.

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.

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.

Joel 2:15

Blow the trumpet in Zion, sanctify a fast and call a solemn assembly.

2 Chronicles 7:8-11

Then Solomon and all Israel celebrated the Festival of Booths. A very large crowd came from the territory between the border of Hamath and the River of Egypt.

Treasury of Scripture Knowledge

Summary

Seven days ye shall offer an offering made by fire unto the LORD: on the eighth day shall be an holy convocation unto you; and ye shall offer an offering made by fire unto the LORD: it is a solemn assembly; and ye shall do no servile work therein.

Bible References

Seven

Numbers 29:12
Call a holy assembly on the fifteenth day of the seventh month. You must not do any regular work. Instead, celebrate a festival to Jehovah for seven days.

The eighth

2 Chronicles 7:8
Then Solomon and all Israel celebrated the Festival of Booths. A very large crowd came from the territory between the border of Hamath and the River of Egypt.
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.
John 7:37
On the last day, the great day of the feast, Jesus stood and shouted in a loud voice: If any man thirst let him come to me and drink.