Leviticus 23:7-9

Wycliffe Bible

⁷ the first day shall be most solemn and holy to you; ye shall not do any servile work therein, (on the first day there shall be a holy gathering; ye shall not do any daily work on it,)

⁸ but ye shall offer sacrifice in fire to the Lord seven days; soothly the seventh day shall be more solemn and holier, and ye shall not do any servile work therein. (but for seven days ye shall offer burnt sacrifices to the Lord; and on the seventh day there shall be another holy gathering, and ye shall not do any daily work on it.)

⁹ And the Lord spake to Moses and said,