Reference for Zevachim 202:4

בשלמא לרבי נחמיה היינו דכתיב הן היום אלא לרבנן מאי הן היום ה"ק הן הקריבו אני הקרבתי

But according to the Rabbis, what is [the 'significance of] 'Behold, this day'?<span class="x" onmousemove="('comment',' It is apparently quite irrelevant.');">⁵</span> - This is what he meant: Behold, have they offered? ' It was I who offered.<span class="x" onmousemove="('comment',' As supra a.');">⁶</span>

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