Reference for Shabbat 250:9

איתמר ר' יוסי בן שאול אמר סואר של קורות הוה ור' יוחנן בן שאול אמר גשוש של ספינה הוה מ"ד גשוש כ"ש סואר ומ"ד סואר אבל גשוש קפיד עליה:

whereupon he said to his disciples, Go out and intend [them,]<span class="x" onmousemove="('comment',' Express your intention of sitting on them to-morrow (the Sabbath), so that they may not be mukzeh. ');">¹⁶</span> so that we can sit upon them to-morrow; but Rabbi did not require them [to perform] an act of labour. But R. Johanan said, Rabbi did require them [to perform] an act of labour. What did he say to them?<span class="x" onmousemove="('comment',' In R. Johanan's view. ');">¹⁷</span>

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