הַחֵרְשִׁ֖ים שְׁמָ֑עוּ וְהַעִוְרִ֖ים הַבִּ֥יטוּ לִרְאֽוֹת׃
Ibn Ezra on Isaiah
Ye deaf etc. Hearing and seeing originate in the heart; those that are deaf and blind in their hearts are, therefore, called here deaf and blind.
הַחֵרְשִׁ֖ים שְׁמָ֑עוּ וְהַעִוְרִ֖ים הַבִּ֥יטוּ לִרְאֽוֹת׃