Reference for Bekhorot 100:19

(שמות כא, יא) ויצאה חנם אין כסף ותנן

of which it is written: And he shall give the silver [coinage] and it shall be assured to him,<span class="x" onmousemove="('comment',' The latter part of this quotation is in Lev. XXVII, 19 and the word 'silver' is mentioned several times in the context, but does not immediately precede And he shall etc., v. B.M., Sonc. ed., p. 321, n. 1.');">¹⁷</span>

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