2 Chronicles 7:9

And they made, on the eighth day, a closing feast, - because, the dedication of the altar, they had kept seven days and a festival seven days.

Leviticus 23:36

Seven days, shall ye bring near an altar-flame unto Yahweh: on the eighth day - a holy convocation, shall there be unto you so shall ye bring near an altar-flame unto Yahweh - the closing of the feast, it is, no laborious work, shall ye do.

Deuteronomy 16:8

Six days, shalt thou eat unleavened cakes, - and, on the seventh day, shall be a closing feast, unto Yahweh thy God, thou shalt do no work.

1 Kings 8:65

And Solomon made, at that time, a festival - and all Israel with him - a great convocation, from the entering in of Hamath unto the ravine of Egypt, before Yahweh our God, seven days, and seven days, - fourteen days.

2 Chronicles 30:23

Then all the convocation took counsel, to keep seven days more, - and they kept seven days, with rejoicing.

Nehemiah 8:18

So he read in the book of the law of God, day by day, from the first day unto the last day, and they kept the festival seven days, and, on the eighth day, a closing feast, according to the regulation.

Joel 1:14

Hallow ye a fast, Call a solemn assembly, Gather, O elders, all the inhabitants of the land, unto the house of Yahweh your God, - and make ye outcry unto Yahweh.

Treasury of Scripture Knowledge

Summary

And in the eighth day they made a solemn assembly: for they kept the dedication of the altar seven days, and the feast seven days.

General references

Bible References

Solemn assembly

Leviticus 23:36
Seven days, shall ye bring near an altar-flame unto Yahweh: on the eighth day - a holy convocation, shall there be unto you so shall ye bring near an altar-flame unto Yahweh - the closing of the feast, it is, no laborious work, shall ye do.
Deuteronomy 16:8
Six days, shalt thou eat unleavened cakes, - and, on the seventh day, shall be a closing feast, unto Yahweh thy God, thou shalt do no work.
Nehemiah 8:18
So he read in the book of the law of God, day by day, from the first day unto the last day, and they kept the festival seven days, and, on the eighth day, a closing feast, according to the regulation.
Joel 1:14
Hallow ye a fast, Call a solemn assembly, Gather, O elders, all the inhabitants of the land, unto the house of Yahweh your God, - and make ye outcry unto Yahweh.

General references

John 7:2
But the feast of the Jews was near, that of the pitching of tents.