Reference for Bava Batra 318:11

אתא לקמיה דרב נחמן אוקמה בידא דלוקח אמר ליה רבא לרב נחמן דינא הכי המוציא מחבירו עליו הראיה ורמי דרבא אדרבא ודרב נחמן אדרב נחמן

granted even that the son had died first, he should in his grave inherit [the estate] of his mother and transmit it to his paternal brothers! [Must it] not then be concluded that a son in the grave does not inherit [the estate of] his mother to transmit [it] to his paternal brothers?' This proves it. And what is the reason? — Abaye replied: 'Remove' is mentioned in [the case of the inheritance of] a son,<span class="x" onmousemove="('comment',' V. Num. XXXVI, 7. So shall no inheritance&nbsp;… remove, which refers to the inheritance of a son from his mother. Cf. supra 112b. ');">¹⁸</span>

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