יֵעָזְב֤וּ יַחְדָּו֙ לְעֵ֣יט הָרִ֔ים וּֽלְבֶהֱמַ֖ת הָאָ֑רֶץ וְקָ֤ץ עָלָיו֙ הָעַ֔יִט וְכָל־בֶּהֱמַ֥ת הָאָ֖רֶץ עָלָ֥יו תֶּחֱרָֽף׃
Ibn Ezra on Isaiah
They will be left, etc. The host of Assyria, having been destroyed through the angel, will be left, etc.
Rashi on Isaiah
to the birds of the mountains Heb. לְעֵיט הָרִים, to the birds of the mountains.