Reference for Menachot 90:12

ודלמא פרים ואילים לאו אינהו הא כבשים אינהו נינהו מדהני אישתנו הני נמי דאחריני

You might think that the lambs stated here<span class="x" onmousemove="('comment',' In Lev. ibid. where the verse reads: And ye shall present seven lambs . . and one young bullock and two rams.');">¹³</span> are the identical ones which are stated in the Book of Numbers;<span class="x" onmousemove="('comment',' Num. XXVIII, 27: Two young bullocks, one ram, and seven lambs.');">¹⁴</span>

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