Sforno on Genesis 15:7/ספורנו על בראשית ט״ו:ז׳

1אשר הוצאתיך מאור כשדים לתת לך את הארץ הזאת, for you, personally, will acquire this land by an act of taking symbolic possession of it.

2לרשתה, so that the children (descendants) would inherit it from you under the heading of an inheritance, i.e. without any interruption in this land being owned by Israelites.