Leviticus 23:36 For seven days you shall offer an offering made by fire to the LORD. On the eighth day you shall have a holy convocation, and you shall offer an offering made by fire to the LORD. It is a sacred assembly, and you shall do no customary work on it.
Numbers 29:35 ‘On the eighth day you shall have a sacred assembly. You shall do no customary work.
Deuteronomy 16:8 Six days you shall eat unleavened bread, and on the seventh day there shall be a sacred assembly to the LORD your God. You shall do no work on it.
2 Chronicles 7:9 And on the eighth day they held a sacred assembly, for they observed the dedication of the altar seven days, and the feast seven days.
Nehemiah 8:18 Also day by day, from the first day until the last day, he read from the Book of the Law of God. And they kept the feast seven days; and on the eighth day therewas a sacred assembly, according to the prescribed manner.
Isaiah 1:13 Bring no more futile sacrifices; Incense is an abomination to Me. The New Moons, the Sabbaths, and the calling of assemblies— I cannot endure iniquity and the sacred meeting.
Joel 1:14 Consecrate a fast, Call a sacred assembly; Gather the elders And all the inhabitants of the land Into the house of the LORD your God, And cry out to the LORD.
Joel 2:15 Blow the trumpet in Zion, Consecrate a fast, Call a sacred assembly;
Amos 5:21 "I hate, I despise your feast days, And I do not savor your sacred assemblies.