Thou preparest room before it. The "room" was made by the removal of the heathen inhabitants, who were first greatly weakened by Rameses III; and then driven out by Joshua. And didst cause it to take deep root; rather, and it took deep root, as in the Revised Version.
And it filled the land (comp. Deuteronomy 11:24; Joshua 1:3). Possession was taken of the whole land, not at once ( 1:27-36), but slowly and surely; the furthest limits being reached in David's time (1 Kings 4:21, 1 Kings 4:24).