Not known — This shews that they have not the understanding of a man. For he — God. Not as if God did make men wicked; he only permits them so to be, and orders, and over — rules their wickedness to his own glorious ends.
Related Commentaries of Isaiah 44:18
Isaiah 44:18
18 They have not known nor understood: for he hath shutd their eyes, that they cannot see; and their hearts, that they cannot understand.