Reference for Bava Kamma 176:14

אלא השתא דקתני הכותב נכסיו לבנו משום דראוי ליורשו הוא

When, however, the argument was later repeated in the presence of Rab Judah, he said that Samuel had definitely stated: 'This case<span class="x" onmousemove="('comment',' I.e., the gift of the mother to R. Samuel her son. ');">¹⁴</span>

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