Reference for Bekhorot 64:14

הניחא למ"ד קדשי מזבח היו בכלל העמדה והערכה אלא למ"ד קדשי מזבח לא היו בכלל העמדה והערכה מאי איכא למימר

But according to him who holds that objects consecrated for the altar are not included in the law of presentation and valuation, what can you reply? - We mean this [R'Ashi argues]: Is there any object which cannot be redeemed when alive and can yet be redeemed after being slaughtered! - But why not?

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