Solemn challenge given by God to the nations to argue with Him the question of His superiority to their idols, and His power to deliver Israel (Isa 41:1).
blind people - the Gentiles, who also, like Israel (Isa 42:19), are blind (spiritually), though having eyes; that is, natural faculties, whereby they might know God (Rom 1:20, Rom 1:21) [Lowth]. Or else, the Jews [Vitringa].