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. And they observed the feast seven days; and on the eighth day was a solemn assembly, according to the ordinance.
Leviticus 23:36
Seven days ye shall present an offering by fire to Jehovah; on the eighth day shall be a holy convocation unto you; and ye shall present an offering by fire to Jehovah: it is a solemn assembly; no manner of servile work shall ye do.
Numbers 29:35
On the eighth day ye shall have a solemn assembly: no manner of servile work shall ye do.
Deuteronomy 31:10-13
And Moses commanded them, saying, At the end of every seven years, at the set time of the year of release, at the feast of tabernacles,
John 7:37
In the last, the great day of the feast, Jesus stood and cried saying, If any one thirst, let him come to me and drink.