פירוש על ישעיהו 20:4

with bare buttocks (וַחֲשׂוּפַי), like חֲשׂוּף, and the yud is superfluous, like the yud of חַלּוֹנָי (the window), חוֹרָי, (nets), שָׂדָי (the field).

Ethiopia, that came to help them.

buttocks Near the anus. Comp. (II Sam. 10:4): “And he cut off their garments in half, up to their buttocks (שְׁתוֹתֵיהֶם).” This retribution was due them because of Ham their ancestor, who saw his father’s nakedness and did not cover it, payment in kind.