יחזקאל כא:ג פירוש: רש״י

shall be scorched Heb. וְנִצְרְבוּ, an expression related to (Lev. 13:23): “a scar (צָרֶבֶת) from the boil”; (Prov. 16:27), “and on his lips is a kind of searing (צָרֶבֶת) fire,” an expression of a burn.

all faces from the south to the north All the people south of Babylon, which is to the north. וְנִצְרְבוּ, shall be scorched, comes from צרב (as Lev. 13:2), retrere in Old French, to shrivel up.