Reference for Shabbat 118:13

א"ל רבינא לרב אשי קמרא עילוי המיינא מאי א"ל תרי המייני קאמרת

and R. Hanina [now] sits at the head [of the Academy], so that Levi has none for a companion,<span class="x" onmousemove="('comment',' Lit., 'to be by his side'. On R. Afes' accession as head of the Academy R. Hanina, who would not recognize him as his superior, pursued his studies outside, where he was joined by Levi; v. Keth. 103b. ');">¹¹</span>

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