Reference for Yevamot 51:4

<big><strong>גמ׳</strong></big> מתו אין נתגרשו לא

THESE<span class="x" onmousemove="('comment',' V. p. 157, n. 8. ');">⁸</span> ARE ALSO PERMITTED TO THEIR<span class="x" onmousemove="('comment',' By their second husbands. ');">⁶</span> SONS OR BROTHERS.<span class="x" onmousemove="('comment',' The prohibition being limited to themselves. ');">⁹</span>

Jastrow

Jastrow