Read Numbers 29:1 Using Other Translations
And in the seventh month, on the first day of the month, ye shall have an holy convocation; ye shall do no servile work: it is a day of blowing the trumpets unto you.
"On the first day of the seventh month you shall have a holy convocation. You shall not do any ordinary work. It is a day for you to blow the trumpets,
“Celebrate the Festival of Trumpets each year on the first day of the appointed month in early autumn. You must call an official day for holy assembly, and you may do no ordinary work.