And in the seventh month,.... The month Tisri, as the Targum of Jonathan, which answers to part of our September and October; a month famous for days to be religiously observed, having more of them in it than any other month in the year:
on the first day of the month, ye shall have a holy convocation; see Leviticus 23:24,
ye shall do no servile work; therefore, in the place referred to, is called a sabbath:
it is a day of blowing the trumpets unto you; of which,