Reference for Shabbat 284:19

טעמא דחזי לאומצא הא לא חזי לאומצא לא למימרא דרבא כרבי יהודה סבירא ליה

it [the cushion] became a stand for a forbidden article. Rabbah b. Bar Hanah said: They learnt this only when it is required for itself; but if its place is required, one may remove it [the cushion] while they [the coins] are yet upon it. And thus did Hiyya b. Rab of Difti<span class="x" onmousemove="('comment',' V. p. 35, n. 5. ');">¹⁶</span>

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