'Blowing' in the Bible

"Speak to the children of Israel, saying, 'In the seventh month, on the first day of the month, shall be a solemn rest to you, a memorial of blowing of trumpets, a holy convocation.

"'In the seventh month, on the first day of the month, you shall have a holy convocation; you shall do no servile work: it is a day of blowing of trumpets to you.