Eruvin 27: Don't Take the Language of the Mishnah Too Literally (says the Gemara!)
The 3rd perek of Eruvin - beginning with a mishnah that ranges many topics. A joined meal to establish an eruv, also for Eruv Techumin (to extend one's city environs by another 2,000 amot). What about a meal made on maaser sheni?! You sell that produce, and use that money down the road (I'm Jerusalem). [What's What: They cycle of maaser sheni and maaser ani in the shemittah cycle]. What about someone who swore off food? That oath doesn't include water or salt, by definition. Note that establishing an eruv can made over wine, even if the person to use the eruv is a Nazir, who can't have wine…
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