Reference for Bekhorot 36:7

לא

Said R'Papa: All [the authorities concerned] agree with reference to a doubtfully tithed animal<span class="x" onmousemove="('comment',' An animal numbered tenth in tithing, which jumped back among the untithed ones. There is in the case of each animal a doubt whether it is the tithed one and therefore the animals pasture until blemished, when they are eaten by the owners. (Infra 58b.)');">²</span>

Jastrow