John Gill

“and the inhabitants of Hispaniola, and other parts of the West Indies, when found out by Columbus, which abounded with gold mines, declared that they found by experience that the vein of gold is a living tree, (and”
― John Gill, Gill's Bible Commentary

“for if they are to serve the Lord, and be subject to Christ, then much more those that are under them; and they are rather spoken to particularly, because their examples have great influence on those over whom they rule, whether for good or evil these are exhorted to be wise, or to act the wise part; for great men are not always wise; wisdom, riches, and honour, do not always go together; men may be in high places, and yet be of low understandings; however, they do not always act wisely, and particularly those kings did not, when they rose up and set themselves against the Lord and his Messiah; since such opposition must be fruitless, nor is there any counsel against the Lord. And we learn, from the connection of these words with the following, that the truest wisdom in kings and people is to fear God, be subject to Christ, and trust in him. The words are an inference from what goes before; "therefore", since Christ is set as King over Zion, and he is no other than the Son of God, and who has a power over all flesh; one part of the world is his inheritance and possession, and the other part he will in a little time break and dash to pieces; wherefore "now", under the Gospel dispensation, while it is today, and now is the accepted time and day of salvation, before the blow is given; act the wise part and leave off opposing, and become subject to so great and powerful a King;”
― John Gill, Gill's Bible Commentary