Genesis 26:15
For all the wells which his father’s servants had digged in the days of Abraham his father, the Philistines had stopped them, and filled them with earth.
Cross-references
Genesis 26:29
Contrast
In Genesis 26:29, Abimelech later comes seeking peace with Isaac — a striking reversal of the hostility shown here in stopping up his wells.
Genesis 21:30
Historical context
In Genesis 21:30, Abraham establishes his claim to a well at Beersheba — these are the very wells the Philistines later fill with earth here.
Genesis 21:25
Historical context
In Genesis 21:25, Abraham rebukes Abimelech for his servants seizing a well — showing this conflict over water with the Philistines predates Isaac.
2 Kings 3:25
Parallel
In 2 Kings 3:25, enemies stop up wells and destroy land as an act of war — the same tactic of filling wells used against Isaac here.