Matthew Poole and continuators on Genesis 11:5

5. And the LORD came down to see the City, and the Tower which the Children of men built.

Not by local descent▪ for he is every where, but by the manifestation of his presence and the effects of his power in that place.

(i. e.) To know the Truth of the fact, thereby setting a pattern for Judges to examine causes before they pass sentence: Otherwise God saw this in Heaven, but in these expressions he condescends to the capacity of men.

So called emphatically, 1. For distinction of them from the Sons of God, or the race of Shem, who were not guilty of the sin, and therefore did not partake in the curse, the confusion of their Languages, but retained their antient Tongue uncorrupted for a good while. 2. To note their rashness and folly, who being but weak and silly men, durst oppose themselves to the infinitely Wise and Powerful God, who did (as they might easily gather both from his Words and Works) intend to disperse and separate them, that so by degrees they might possess the whole Earth, which God had made for that purpose.