Reference for Bekhorot 118:4

תשיעי שאינו עושה קדושה ליקרב אע"ג דלא נעקר שם עשירי הימנו

For if the eleventh [animal] possesses sufficient holiness to be sacrificed<span class="x" onmousemove="('comment',' For if he called the eleventh the tenth, it is brought as a peace-offering, this ruling being derived later on from a scriptural verse, and, yet in spite of this considerable sanctity, it is etc.');">³</span>

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