Reference for Zevachim 8:13

רבינא אמר לעולם דנין ולה חזר וכלל

Since he declared, '[I take] upon myself to bring an offering],' it is as though he carried it on his shoulder!<span class="x" onmousemove="('comment',' As though he had it in his care all the time, and until it is actually sacrificed his vow is not fulfilled. Thus the verse is required for a different purpose.');">⁹</span>

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