Study Pesachim folio 10A with parallel Hebrew-English text, traditional commentary, and modern study tools. Free access to Babylonian Talmud online.
only with regard to teruma that in modern times is sacred by rabbinic law, as the Torah obligation to separate teruma was abrogated after the destruction of the First Temple. However, with regard to leavened bread, which is prohibited by Torah law, do we say that this principle applies? The Talmud
The Talmud presents another situation: In a case where there is one pile of leavened bread and before it there are two houses that were searched, and a mouse came and took a morsel from the pile, and we do not know if it entered this house or if it entered that house, this is akin to the case of two
R' Yehuda says: If this one asked a Sage by himself, and that one asked a Sage by himself, they are both pure. When considered separately, each person retains his presumptive status of ritual purity. However, if they both came to ask at the same time, they are both ritually impure. Since one of th
Rava said, and some say it was R' Yoḥanan who said: If they came at the same time, everyone agrees that they are ritually impure, as even R' Yehuda concedes that this is the halakha. If they came independently, one after the other, everyone agrees that they are ritually pure. They disagree only wit
The Talmud addresses another case: If one saw a mouse take leaven and there is uncertainty whether the mouse entered a house that was already searched and uncertainty whether the mouse did not enter that house, that is akin to the halakha of ritual impurity in a valley, and is subject to the dispute