Reference for Bava Metzia 54:6

ת"ש אין מעידין אלא על פרצוף הפנים עם החוטם אע"פ שיש סימנין בגופו ובכליו

— Read: in virtue of the witnesses [attesting to the ownership] of its saddle.<span class="x" onmousemove="('comment',' Even if only the ownership of the saddle is attested, the ass too is returned: that is deduced from the verse. ');">⁶</span>

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