Reference for Niddah 142:20

מתני' מני אבא שאול היא דתניא אבא שאול אומר

that unconsecrated foodstuffs prepared in conditions of holiness<span class="x" onmousemove="('comment',' As in the case of the water under discussion which was being prepared for the washing of the paschal lamb. ');">¹⁹</span>

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