A trumpet made of a ram’s horn, blown by the ancient Hebrews during religious ceremonies and as a signal in battle. In modern practice, the shofar is sounded in the synagogue during the Jewish holidays of Rosh Hashanah and Yom Kippur. Video here.

Gold-glass Bowl Fragments with Menorah, Torah Ark, and Shofar. Metropolitan Museum of Art, New York. 300-350 CE.