Study Meilah folio 22A with parallel Hebrew-English text, traditional commentary, and modern study tools. Free access to Babylonian Talmud online.
Rav Pappa said yet another version of Reish Lakish’s question. He raised a contradiction between the Mishnah here involving purses and another Mishnah referring to a log measure. As we learned in a Mishnah (Demai 7:4): In the case of one who purchases wine from among the Samaritans [Kutim] and there
The Mishnah explains that he proceeds as follows. If, For example: there are 100 log of wine in the jugs, he says: Two log that I will separate in the future are teruma, as the established average measure of teruma is 1/50th; 10 log are first tithe; and 1/10th of the remainder, which is 9 log, are
R' Yehuda and R' Yosei and R' Shimon prohibit one from doing so. These 3 rabbis reject the principle of retroactive designation, upon which this method relies, as at the time of the declaration the identity of the particular portions of wine that will be teruma and tithes is unknown. Even according