Have ye not known, to wit, God to be the only true God, the Maker and Governor of the world, and all its inhabitants? how can you be ignorant of so evident a truth? He addresseth his speech to the idolatrous Gentiles. From the beginning, to wit, of the world, as the next clause explains it. Were not these infinite perfections of God manifestly discovered to all mankind by the creation of the world?
Related Commentaries of Isaiah 40:21
Isaiah 40:21
21 Have ye not known? have ye not heard? hath it not been told you from the beginning? have ye not understood from the foundations of the earth?