Reference for Taanit 47:18
רבה גזר תעניתא בעי רחמי ולא אתא מיטרא אמרו ליה והא רב יהודה כי הוה גזר תעניתא אתא מיטרא אמר להו מאי אעביד אי משום תנויי אנן עדיפינן מינייהו דבשני דרב יהודה כל תנויי
The latter replied: I am a teacher of young children and I teach the children of the poor as well as those of the rich; I take no fees from any who cannot afford to pay; further, I have a fishpond and any boy who is reluctant [to learn] I bribe with some of the fishes from it<span class="x" onmousemove="('comment',' [Cur. edd. insert 'and we arrange them for him,' 'clean them for him'.]');"><sup>12</sup></span> and thereby appease him so that he becomes eager to learn. Once R'Nahman ordained a fast and he prayed but no rain fell. He thereupon said, 'Take Nahman and throw him down from the wall to the ground'.<span class="x" onmousemove="('comment',' Figuratively He is not worthy of his high office.]');"><sup>13</sup></span> He felt greatly dejected and then rain came. Rabbah once decreed a fast. He prayed but no rain came. Thereupon the people remarked to him: When Rab Judah ordained a fast rain did fall. He replied: What can l do? Is it because of studies? We are superior to him, because in the time of R'Judah all studies were concentrated on