Reference for Bekhorot 32:19

אידי ואידי דלא קביל עליה אונסא וזולא

But here, in connection with the firstling,<span class="x" onmousemove="('comment',' The reason is not because it is in the possession of the heathen, but because it is a pledge with the Israelite.');">⁸</span>

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