Reference for Eruvin 142:5

כי פליגי כגון שלקחו חבית של יין בשותפות ר"א בן תדאי סבר אין ברירה ורבנן סברי יש ברירה

Even if the partnership was with the one In wine and with the other also in wine?<span class="x" onmousemove="('comment',' But why should an 'erub be necessary in such a case?');">¹⁴</span> Rabbah explained: Where this [householder] comes with his lagin<span class="x" onmousemove="('comment',' V. Glos.');">¹⁵</span> [of wine] and pours [it into the common cask] and the other comes with his lagin and pours it in, no one disputes the ruling that<span class="x" onmousemove="('comment',' Even where the wine was not originally mixed for the purpose of 'erub.');">¹⁶</span> this alone is a valid 'erub.<span class="x" onmousemove="('comment',' Since every householder has contributed Its individual share to the common stock.');">¹⁷</span>

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