Numbers 29:12

On the fifteenth day of the seventh month you shall have a holy convocation . You shall not do any ordinary work , and you shall keep a feast to the Lord seven days .

“‘On the fifteenth day of the seventh month, hold a sacred assembly and do no regular work. Celebrate a festival to the Lord for seven days.

And on the fifteenth day of the seventh month ye shall have an holy convocation; ye shall do no servile work, and ye shall keep a feast unto the Lord seven days :