Reference for Bava Batra 214:2

אדרבה האי ארעא מאה ועשרה שויא והאי דקאמר מנה קא טעי עשרה לאחוריה והאי דקאמר שלשים קא טעי עשרה לקמיה נקוט מיהת תרי קמאי בידך דמתורת מנה לא מפקי ליה

it, by ten [<i>zuz</i>], and he who said thirty<span class="x" onmousemove="('comment',' I.e., 120 zuz. ');">⁵</span> overestimated<span class="x" onmousemove="('comment',' V. note 7. ');">⁶</span> it by ten [<i>zuz</i>]?<span class="x" onmousemove="('comment',' Why. then, should the two lower valuations be taken into account and not the two higher ones? ');">⁷</span> At all events one should adopt the first two, since both do not exceed the sum of one <i>maneh</i>.<span class="x" onmousemove="('comment',' It is preferable to adopt the two valuations which have in common the point of not exceeding the sum of a maneh, and to ignore the third, rather than to adopt valuations which have nothing in common. ');">⁸</span>

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