Reference for Eruvin 71:4

ואיבעית אימא הא דידיה הא דרביה דיקא נמי דקתני א"ר יוסי אבטולמוס העיד משום חמשה זקנים שספק עירוב כשר ש"מ

One ruling<span class="x" onmousemove="('comment',' Lit., 'that', the one in the Mishnah cited where a restrictive view is followed in the case of doubt even in respect of a Rabbinical law.');">¹⁰</span> was his own while the other<span class="x" onmousemove="('comment',' The ruling in our Mishnah which follows the lenient view.');">¹¹</span> was his Master's.<span class="x" onmousemove="('comment',' Abtolemos.');">¹²</span>

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