Bede

And I will give to you and to your seed after you the land of your sojournings, all the land of Canaan, for an everlasting possession. It requires a more laborious exposition on how it should be understood as fulfilled or still expected to be fulfilled, since any earthly possession cannot be eternal for any nation. But it should be known that "eternal" is interpreted by our people as what the Greeks call "Aeonion," which is derived from "age." For in Greek "Aeon" is called an age. …

Commentary on Genesis (Hexaemeron) ↗