TgO Deut9:21 :נְסֵיבִית וְאוֹקֵידִית יָתֵיה בְנוּרָא וְשַפִית יָתֵיה בְשוֹפִינָא יָאוּת‏ : I took it and burned it in the fire and filed it down well with the file
See the entire entry for šuppīn, šuppīnā n.m. file

TgO Deut9:21 :וְאוֹקֵידִית יָתֵיה בְנֻורָא וְשַפִית יָתֵיה בְשוֹפִינָא יָאֻות‏ : you burned it in the fire and filed it down very well with a file
See the entire entry for špy vb. to smooth