All the nations are as nothing before him, they are accounted by him as less than nothing and emptiness.
17. All nations. He repeats what he had said, that it is in the power and at the disposal of God to destroy “all nations,” whenever he shall think proper; and that, even while they remain in their present condition, they are reckoned as nothing before him.
The scope of these verses is to show what a great and glorious being the Lord Jehovah is, who is Israel's God and Saviour. It comes in here, 1. To encourage his people that were captives in Babylon to hope in him, and to depend upon him for deliverance, though they were ever so weak and their oppressors ever so strong. 2.
Commenting on Isaiah 40:12-17
All nations before him are as nothing,.... As if they were nonentities, and were not real beings in comparison of him, who is the Being of beings, the author of all beings which exist in all nations; who are all in his sight, and are not only as grasshoppers, as is after mentioned, but even as nothing: and they are counted to him as less...