Study Eruvin folio 83B with parallel Hebrew-English text, traditional commentary, and modern study tools. Free access to Babylonian Talmud online.
What is the quantity of dough from which ḥalla must be separated? The amount of “your dough.” And how much is “your dough”? This amount is left unspecified by the verse. The Talmud answers: It is as the amount of the dough of the wilderness. The Talmud again asks: And how much is the dough of the
The Talmud responds: The Torah states that the manna, the dough of the wilderness, was “an omer a head” (Exodus 16:16). A later verse elaborates on that measure, as it is written: “And an omer is the tenth part of an eifa” (Exodus 16:36). An eifa is 3 se’a, which are 18 kav or 72 log. An omer is 1/1
From here the rabbis also said: One who eats roughly this amount each day, is healthy, as he is able to eat a proper meal; and he is also blessed, as he is not a glutton who requires more. One who eats more than this is a glutton, while one who eats less than this has damaged bowels and must see
Mishnah: If both the residents of houses that open directly into a courtyard and the residents of apartments that open onto a balcony from which stairs lead down to that courtyard forgot and did not establish an eiruv between them, anything in the courtyard that is 10 handbreadths high, e.g., a mo
A similar halakha applies to an embankment that surrounds a cistern or a rock: If the embankments that surround a cistern or rock are 10 handbreadths high, they belong to the balcony; if they are lower than this, they may be used only by the inhabitants of the courtyard.