Reference for Niddah 29:32

ואימא הכי נמי

is also only a Rabbinical measure, as during the twenty-four hours' period a woman does not convey uncleanness to the man who had intercourse with her so also in the case of a stain<span class="x" onmousemove="('comment',' Even after discovery. ');">²⁹</span>

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