Reference for Bekhorot 63:54

דאיתנהו היכא

from that of a tithing animal [by means of the analogy] between 'passing' and 'passing', for, as regards the [forbidding of the sale] of a tithing animal, we have already compared the word ge'ulah with the word ge'ulah mentioned in connection with haramim? - Scripture excludes this in connection with haramim, [saying]: It is [most holy]<span class="x" onmousemove="('comment',' Lev. XXVII. 28.');">³⁴</span>

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