solemn assembly [heb] restraint

Leviticus 23:36
For seven days you are to present an offering made by fire to the LORD. On the eighth day you are to hold a sacred assembly and present an offering made by fire to the LORD. It is a solemn assembly; you are not to do any regular work.

Deuteronomy 16:8
For six days you must eat unleavened bread, and on the seventh day you shall hold a solemn assembly to the LORD your God, and you must not do any work.

Nehemiah 8:18
Day after day, from the first day to the last, Ezra read from the Book of the Law of God. The Israelites kept the feast for seven days, and on the eighth day they held an assembly, according to the ordinance.

Joel 1:14
Consecrate a fast; proclaim a solemn assembly! Gather the elders and all the residents of the land to the house of the LORD your God, and cry out to the LORD.

seven days

2 Chronicles 30:23
The whole assembly agreed to observe seven more days, so they observed seven days with joy.

1 Kings 8:65
So at that time Solomon and all Israel with him--a great assembly of people from Lebo-hamath to the Brook of Egypt--observed the feast before the LORD our God for seven days and seven more days--fourteen days in all.