ט מ"ט מדאורייתא שעטנז כתיב עד שיהיה שוע טווי ונוז ורבנן הוא דגזרו ביה וכיון דלא ידע אי נתקיה שרי
9 R. Aha son of R. Yeba citing Mar Zutra ruled: If a man inserted flaxen threads in his woollen garment and then pulled them out but is not sure whether he pulled them [all] out or not, it is quite proper [for him to wear the garment]. What is the reason? — Pentateuchally, since it is written sha'atnez<span class="x" onmousemove="('comment',' Deut. XXII, 11. E.V., 'mingled stuff'. ');"><sup>22</sup></span> the prohibition does not apply unless the material was hackled, spun and woven,<span class="x" onmousemove="('comment',' Shu'a, tawui and nuz, three words Rabbinically assumed to make up the word sha'atnez. ');"><sup>23</sup></span>