Reference for Bava Metzia 41:9

ר' יהודה אומר כל שיש בו שינוי חייב להכריז כיצד מצא עגול ובתוכו חרס ככר ובתוכו מעות

it is valid.' If it is produced by a third person [it is valid] because the lender trusted the third person;<span class="x" onmousemove="('comment',' As the lender writes the notes of cancellation he must have handed the note to the third person and placed his trust in him. The third person is therefore believed. ');">⁸</span>

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