Reference for Bava Batra 117:3

הכא במזחילה של בנין עסקינן דאמר ליה לא ניחא לי דתיתרע אשיתאי

but on the view that [the Statement that 'there is no <i>hazakah</i> for a gutterpipe' means that] if the owner of the courtyard wants to build under it he may do so, what does it matter to him [the owner of the gutter]?<span class="x" onmousemove="('comment',' For why should the owner of the gutter have hazakah to the extent that he should be able to object to the owner of the courtyard building under it, and why in any case should he raise such an objection? ');">³</span>

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