Reference for Yevamot 50:4

הרגתיו כו' הרגנוהו תנשא כו': מאי שנא הרגתיו ומאי שנא הרגנוהו אמר רב יהודה באומר אני הייתי עם הורגיו

— R. Joseph can answer you: 'My Statement may be in agreement even with the view of the Rabbis, but matrimonial evidence<span class="x" onmousemove="('comment',' V. p. 154, n. 4. ');">⁹</span> is different, since the Rabbis relaxed the law in its case;<span class="x" onmousemove="('comment',' V. supra p. 154, n. 5. Hence they also admitted the evidence of one who declared himself to be a murderer. ');">¹⁰</span> and it is R. Manasseh who adopted the view of R. Judah'.

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