Parashat Hayyei Sarah includes significant life-cycle events, such as death, burial, (implied) mourning, and marriage. It also seems to place significance on these events taking place in Eretz Yisrael. Avraham's process of arranging for the burial for Sarah is detailed, and his efforts to also purchase a burial plot is emphasized. In addition, Avraham says in no uncertain terms that Yitzhak is not to leave the Land of Canaan, even in order to find a wife. Why is this?