Tosefta for Gittin 119:6
דר' יוחנן ור"ש בן לקיש מעייני בספרא דאגדתא בשבתא והא לא ניתן ליכתב אלא כיון דלא אפשר (תהלים קיט, קכו) עת לעשות לה' הפרו תורתך ה"נ כיון דלא אפשר עת לעשות לה' הפרו תורתך
should not be read from on Sabbath. What is the reason? Because it is not proper to write [sections of the prophets separately]. Mar son of R. Ashi said: It is forbidden also to carry them on Sabbath, for the reason that they are not fitting to be read from.<span class="x" onmousemove="('comment',' On the principle that what may not be used on Sabbath may not be carried. ');"><sup>5</sup></span>
Tosefta Demai
[In the case of] a Gentile that applied [lit "gave"] oil on top of a marble slab [?] (see Yoma 3:10, Gitt. 60a:10 "טַבְלָא שֶׁל זָהָב" = "golden tablet"), to roll around on it, when he gets up, a Jew is permitted to sit down after him.
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