Reference for Bava Metzia 197:1

ביד עבדו חייב יד עבד כיד רבו

<b><i>GEMARA</i></b>. If he sends it by his [sc. the lender's] servant, [why does the Mishnah state that] he is liable?<span class="x" onmousemove="('comment',' If the borrower instructed him to send it. ');">¹</span>

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