TAD B3.1 R.11 :ולא אכל אמר לך ^לם^ שלמתך בכספך ומרביתה וספרא זנה בידך‏ : I shall not be able to say to you: I have paid you your money and its interest as long as you have this document
See the entire entry for lam adv. enclitic particle marking direct speech

TAD B3.1 R.11 :עד תתמלא בכספך ומרביתה‏ : until you have been fully reimbursed by your money and its interest
See the entire entry for mly vb. to be full