Leviticus 23:36

Seven days you shall offer a fire offering to Jehovah. On the eighth day shall be a holy convocation to you. And you shall offer a fire offering to Jehovah. It is a solemn assembly. And you shall do no work of labor.

Nehemiah 8:18

Also day by day, from the first day until the last day, he read in the Book of the Law of God. And they kept the feast seven days, and on the eighth was an assembly, according to the Law.

John 7:37

And in the last day of the great feast, Jesus stood and cried out, saying, If anyone thirsts, let him come to Me and drink.

Numbers 29:12-38

And on the fifteenth day of the seventh month you shall have a holy convocation. You shall do no laboring work, and you shall keep a feast to Jehovah seven days.

Deuteronomy 16:8

Six days you shall eat unleavened bread. And on the seventh day shall be a solemn assembly to Jehovah your God. You shall do no work.

Joel 1:14

Set apart a fast; call a solemn gathering; gather the elders and all the people of the land into the house of Jehovah your God, and cry to the Lord,

Joel 2:15

Blow a trumpet in Zion, sanctify a fast, call a solemn gathering.

2 Chronicles 7:8-11

And at the same time Solomon kept the feast seven days, and all Israel with him, a very great congregation, from the entering in of Hamath to 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
And on the fifteenth day of the seventh month you shall have a holy convocation. You shall do no laboring work, and you shall keep a feast to Jehovah seven days.

The eighth

2 Chronicles 7:8
And at the same time Solomon kept the feast seven days, and all Israel with him, a very great congregation, from the entering in of Hamath to the river of Egypt.
Nehemiah 8:18
Also day by day, from the first day until the last day, he read in the Book of the Law of God. And they kept the feast seven days, and on the eighth was an assembly, according to the Law.
John 7:37
And in the last day of the great feast, Jesus stood and cried out, saying, If anyone thirsts, let him come to Me and drink.