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Why does Rashi (רש"י) describe the Jewish people at Sinai as "k'ish echad b'lev echad" while the Egyptians pursuing them are described "b'lev echad k'ish echad"? The shiur argues that unity among Jews begins with commitment to each other—not shared ideology—and that this interpersonal harmony (vayichan sham Yisrael) was the prerequisite for receiving the Torah (תורה). Rus and the Rashi in Yevamos both teach that conversion means joining the Jewish people first, not abstract religion.
Rabbi Zweig opens with a question from the Avnei Nezer: Why does Rashi (רש"י) describe the Jewish people at Sinai as "k'ish echad b'lev echad" (like one man with one heart), while the Egyptians pursuing them are described "b'lev echad k'ish echad" (with one heart like one person)? The Avnei Nezer's answer is that Jews are biologically one family (k'ish echad) who then share common goals (b'lev echad), while gentile nations share common goals first (b'lev echad) and only then become like one person (k'ish echad). Rabbi Zweig rejects this explanation, noting that all ancient nations began as families, and the Egyptians at that time were also descended from one ancestor. Rabbi Zweig proposes a fundamentally different approach by analyzing the textual sequence carefully. The pasuk states "vayichan sham Yisrael neged hahar"—the Jewish people camped opposite the mountain. Rashi explains this singular verb (vayichan, not vayachanu) as "k'ish echad b'lev echad." The critical insight is that the order matters: k'ish echad comes first. This describes not shared ideology but interpersonal harmony—the ability to camp together peacefully, without friction, as one entity. Only then does b'lev echad follow—the shared commitment to Torah (תורה) and God.
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Parshas Yisro (Shemos 19:2)
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