Leviticus 23:36

“Seven days ye shall offer an offering made by fire unto the Lord: on the eighth day shall be an holy convocation unto yo...”

Numbers 29:35

“On the eighth day ye shall have a solemn assembly: ye shall do no servile work therein:”

Deuteronomy 16:8

“Six days thou shalt eat unleavened bread: and on the seventh day shall be a solemn assembly to the Lord thy God: thou sh...”

2 Kings 10:20

“And Jehu said, Proclaim a solemn assembly for Baal. And they proclaimed it.”

2 Chronicles 7:9

“And in the eighth day they made a solemn assembly: for they kept the dedication of the altar seven days, and the feast s...”