וַיֵּ֙לֶךְ֙ הַנָּבִ֔יא וַיַּעֲמֹ֥ד לַמֶּ֖לֶךְ עַל־הַדָּ֑רֶךְ וַיִּתְחַפֵּ֥שׂ בָּאֲפֵ֖ר עַל־עֵינָֽיו׃
선지자가 가서 수건으로 그 눈을 가리워 변형하고 길 가에서 왕을 기다리다가
Rashi on I Kings
And disguised himself with a kerchief. He changed his hooded cloak so that they would not recognize him. Any change of clothes is an expression of disguise.
Rashi on I Kings
With a kerchief. [Targum] Yonoson rendered this במעפרא, “a hooded cloak.”