Reference for Pesachim 14:1

כי פליגי בעל ביעור מר סבר מעיקרא משמע ומ"ס להבא משמע

They differ only in respect of 'concerning the removal': one Master holds that it implies in the past;<span class="x" onmousemove="('comment',' I.e.,the removal has already been done. Hence this formula is inadmissible.');">¹</span> while the other Master holds: It implies in the future.

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