John Gills Exposition of the Bible Commentary - Genesis 10:19
And the border of the Canaanites was from Sidon ,.... This is to be understood, not of the Canaanites, properly so called, but of them in general; and is a description of the bounds of the land of Canaan, as possessed by the people of Israel: the northern or north west border of it was Sidon, see Genesis 10:15 and is to be understood of the country which reached from that city towards the east almost as far as Jordan: as thou comest from Gerar unto Gaza ; two cities of the Philistines,... read more
Matthew Henry's Complete Commentary - Genesis 10:15-20
Observe here, 1. The account of the posterity of Canaan, of the families and nations that descended from him, and of the land they possessed, is more particular than of any other in this chapter, because these were the nations that were to be subdued before Israel, and their land was in process of time to become the holy land, Immanuel's land; and this God had an eye to when, in the mean time, he cast the lot of that accursed devoted race in that spot of ground which he had selected for his... read more