Why is the ninth month called September?
ram's horn blown on Rosh Hashanah and Yom Kippur, 1833, from Hebrew shophar "ram's horn," related to Arabic sawafiru "ram's horns," Akkadian shapparu "wild goat."
a ritual musical instrument, made from the horn of a ram or other animal, used on important Jewish public and religious occasions. In biblical times the shofar sounded the Sabbath, announced the New Moon, and proclaimed the anointing of a new king. This latter custom has been preserved in modern Israel at the swearing in of the president of the state