Reference for Niddah 29:44

והוא שבא ומצאה בתוך ימי עונתה

and duly examines herself, but not to a husband who was not in town since the question of [marital] duty does not occur to her, hence we were informed [that the law applies to the latter case also). Resh Lakish in the name of R. Judah Nesi'ah<span class="x" onmousemove="('comment',' The Prince, R. Judah II. ');">³⁹</span>

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