On Friday night in Brooklyn, the kitchen of the Palestinian restaurant Ayat brought out platter after platter of stewed lamb and piles of delicate rice for a line of people wrapped past the grocery next door. “Everyone and their bubbie is here,” a graduate student said, bumping into friends from leftist, progressive, and queer communities. They were all there for a Jewish Sabbath meal hosted by the restaurant, which has faced a steady stream of hate since 7 October for its vocal support of the Palestinian cause. But on Friday, the mellow, dirge-like melodies of Moroccan Jewish songs filled the...