Reference for Pesachim 94:5

אלא אמר מר בר רב אשי בטינא וטינא בר זריעה הוא במתונתא

Then deduce it [that he is not culpable] because of the loose earth?<span class="x" onmousemove="('comment',' This makes his action non-punishable.');">⁸</span> But said Mar the soil of R'Ashi: The reference is to clayey earth.<span class="x" onmousemove="('comment',' With which blood may not be covered.');">⁹</span>

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