2 Chronicles 7:9
On the eighth day they held a solemn assembly: for they kept the dedication of the altar seven days, and the feast seven days.
Leviticus 23:36
Seven days you shall offer an offering made by fire to the LORD. On the eighth day shall be a holy convocation to you; and you shall offer an offering made by fire to the LORD. It is a solemn assembly; you shall do no regular work.
Deuteronomy 16:8
Six days you shall eat unleavened bread. On the seventh day shall be a solemn assembly to the LORD your God; you shall do no work.
1 Kings 8:65
So Solomon held the feast at that time, and all Israel with him, a great assembly, from Lebo Hamath to the brook of Egypt, before the LORD our God in the house which he built, eating and drinking and rejoicing before the LORD our God, seven days and seven days; fourteen days.
2 Chronicles 30:23
The whole assembly took counsel to keep other seven days; and they kept another seven days with gladness.
Nehemiah 8:18
Also day by day, from the first day to the last day, he read in the book of the law of God. They kept the feast seven days; and on the eighth day was a solemn assembly, according to the ordinance.
Joel 1:14
Sanctify a fast. Call a solemn assembly. Gather the elders, and all the inhabitants of the land, to the house of the LORD, your God, and cry to the LORD.