Reference for Menachot 216:14

תרי תנאי ואליבא דרבי

As for unblemished animals,<span class="x" onmousemove="('comment',' Lit., 'clean animals'. This is a continuation of the Baraitha quoted above in answer to the question that was raised.');">¹⁵</span> [if a man vowed] a calf and he brought a bullock, or a lamb and he brought a ram, he has fulfilled his obligation.

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