Reference for Bava Batra 96:9

איני והא"ר נחמן העדים שאמרו אמנה היו דברינו

seeing that R. Nahman has said: If the witnesses [to a bond<span class="x" onmousemove="('comment',' Given by a borrower to a lender. ');">¹⁶</span> ] say [subsequently], We only wrote [the bond under cover of] an amanah,<span class="x" onmousemove="('comment',' Lit., 'our words were only an amanah' (lit., 'assurance'). An amanah was an assurance given to a debtor who signed a bond without receiving money that the creditor would not enforce it unless he actually lent him the money. ');">¹⁷</span> their word is not

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