Reference for Menachot 18:4

ואידך מן המנחה מנחה שהיתה כבר (שלימה בשעת קמיצה יקטיר אע"ג דהשתא אינה שלימה)

and the expression 'the meal-offering' implies that the meal-offering must be there in its entirety.<span class="x" onmousemove="('comment',' At the time of the burning of the handful; otherwise it may not be burnt.');">⁶</span> And [what does] the other<span class="x" onmousemove="('comment',' R. Johanan.');">⁷</span>

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