Reference for Chullin 99:17

שירקא דמעייא דנפיק אגב דוחקא

[if he arrives] from a far place he must count the days of mourning for himself.<span class="x" onmousemove="('comment',' I.e., he must count seven full days of mourning from the time that he arrives, though the other mourners have almost completed their period of mourning.');">⁹</span>

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