For he saith, By the strength of my hand I have done it, and by my wisdom; for I am prudent: and I have removed the bounds of the people, and have robbed their treasures, and I have put down the inhabitants like a valiant man: Like a valiant man "Strongly seated" - Twelve MSS. agree with the Keri in reading כביר kabbir, without the א aleph. And Sal. ben Melec and Kimchi thus explain it:" them who dwelled in a great and strong place I have brought down to the ground."
Related Commentaries of Isaiah 10:13
Isaiah 10:13
13 For he saith, By the strength of my hand I have done it, and by my wisdom; for I am prudent: and I have removed the bounds of the people, and have robbed their treasures, and I have put down the inhabitants like a valiantd man: