The LORD spoke to Moshe, saying, "Speak to the children of Yisra'el, 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. You shall do no regular work; and you shall offer an offering made by fire to the LORD.'" Leviticus 23:23-25
Rosh HaShanah 5771, the Jewish New Year (according to the Jewish civil calendar) begins on the sunset of Wednesday, the 8th of September, 2010.