Reference for Niddah 56:23

האי נמי מבעי ליה במי שיש לו טהרה במקוה פרט לכלי חרס דברי רבי יוסי

thus excluding an earthenware vessel;<span class="x" onmousemove="('comment',' Which cannot attain cleanness by immersion. ');">³⁶</span> so R. Jose?<span class="x" onmousemove="('comment',' 'Er. 104b. How then can Rab deduce his ruling from the very same text? ');">³⁷</span>

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