Joel 1:14
Consecrate 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 out to the LORD.
Joel 2:15-16
Blow the trumpet in Zion; consecrate a fast; call a solemn assembly;
Jonah 3:8
but let man and beast be covered with sackcloth, and let them call out mightily to God. Let everyone turn from his evil way and from the violence that is in his hands.
Leviticus 23:36
For seven days you shall present food offerings to the LORD. On the eighth day you shall hold a holy convocation and present a food offering to the LORD. It is a solemn assembly; you shall not do any ordinary work
Deuteronomy 29:10-11
"You are standing today all of you before the LORD your God: the heads of your tribes, your elders, and your officers, all the men of Israel,
2 Chronicles 20:3-4
Then Jehoshaphat was afraid and set his face to seek the LORD, and proclaimed a fast throughout all Judah.
2 Chronicles 20:13
Meanwhile all Judah stood before the LORD, with their little ones, their wives, and their children.
Nehemiah 8:18
And day by day, from the first day to the last day, he read from the Book of the Law of God. They kept the feast seven days, and on the eighth day there was a solemn assembly, according to the rule.
Nehemiah 9:2-3
And the Israelites separated themselves from all foreigners and stood and confessed their sins and the iniquities of their fathers.