Reference for Bava Batra 36:3

אמר רבינא קא סברי רבנן על המזיק להרחיק את עצמו

But if we are speaking of a purchaser, what reason have the Rabbis for prohibiting?<span class="x" onmousemove="('comment',' Why should the seller have to remove his bees or mustard, seeing that when he placed them there he was perfectly within his rights? ');">³</span>

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