2 Chronicles 7:9

On the eighth day they held a solemn assembly, for the dedication of the altar they observed seven days and the feast seven days.

Leviticus 23:36

For seven days you shall present an offering by fire to the Lord. On the eighth day you shall have a holy convocation and present an offering by fire to the Lord; it is an assembly. You shall do no laborious work.

Deuteronomy 16:8

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.

1 Kings 8:65

So Solomon observed the feast at that time, and all Israel with him, a great assembly from the entrance of Hamath to the brook of Egypt, before the Lord our God, for seven days and seven more days, even fourteen days.

2 Chronicles 30:23

Then the whole assembly decided to celebrate the feast another seven days, so they celebrated the seven days with joy.

Nehemiah 8:18

He read from the book of the law of God daily, from the first day to the last day. And they celebrated the feast seven days, and on the eighth day there was a solemn assembly according to the ordinance.

Joel 1:14

Consecrate a fast,
Proclaim 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.

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
For seven days you shall present an offering by fire to the Lord. On the eighth day you shall have a holy convocation and present an offering by fire to the Lord; it is an assembly. You shall do no laborious work.
Deuteronomy 16:8
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.
Nehemiah 8:18
He read from the book of the law of God daily, from the first day to the last day. And they celebrated the feast seven days, and on the eighth day there was a solemn assembly according to the ordinance.
Joel 1:14
Consecrate a fast,
Proclaim 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.

General references

John 7:2
Now the feast of the Jews, the Feast of Booths, was near.