Reference for Eruvin 176:7

אמר לך ר' זירא הא מני רבנן היא ומתני' ר"א בן יעקב היא

but, according to R'Zera, does not a difficulty arise?<span class="x" onmousemove="('comment',' Since the capacity of a given area for absorption is not affected by the relative lengths of the sides.');">¹⁵</span> - R'Zera can answer you: This ruling represents the view of<span class="x" onmousemove="('comment',' Lit., 'this is whose?'');">¹⁶</span> the Rabbis,<span class="x" onmousemove="('comment',' Sc. the SAGES who forbade the pouring of water into a drain even when the COURTYARD WAS A HUNDRED CUBITS IN AREA, thus rejecting the principle of capacity for absorption and upholding only that of suitability for spraying.');">¹⁷</span>

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