Reference for Niddah 29:17

רבי יהודה בנו של רבן יוחנן בן זכאי אומר

Now according to R. Hisda<span class="x" onmousemove="('comment',' Who explained supra that the interval within which SHE CAN DESCEND FROM THE BED is regarded as the 'interval after this interval'. ');">¹⁷</span>

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