Sources
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Rebbi Yoḥanan was leaning on Rebbi Jacob bar Idi when Rebbi Eleazar saw him and hid himself before him. He said, these two things the Babylonian does to me: First, that he does not greet me, and second, that he does not teach the traditions in my name. He said to him, thus they behave among themselves; Zeïra did not greet Rabba since they observe (Job 29:8) “Boys see me and hide themselves.” As they were walking, he saw a Bet Midrash…