John Chrysostom

Then the settlement. "And when he had destroyed seven nations in the land of Canaan, He divided their land to them by lot." And the time was long; four hundred and fifty years. "And after that He gave unto them judges about the space of four hundred and fifty years, until Samuel the prophet." Here he shows that God varied His dispensations towards them at divers times.

Homily on Acts 29 ↗

Oecumenius

"Seven nations:" the Hittites, the Gergaeans, the Amorites, the Canaanites, the Perizzites, the Hivites, and the Jebusites. (see Deut. 7:1)

Commentary on Acts ↗

Bede

And destroying seven nations in the land of Canaan, He allotted their land to them by lot, as after four hundred and fifty years, and after this He gave them judges. How this number can be understood, we said in the preceding book of our exposition. But it should be known that in the Greek it is written differently: And destroying the nations in the land of Canaan, seven, He allotted their land to them by lot. And after this, about four hundred and fifty years, He gave them judges until Samuel the prophet. …

Retractions on Acts ↗