The Philistines appear repeatedly as inhabitants of the southern coastal plain and as military rivals of Israel.
Samson's career unfolded largely along the border between Judah and Philistine territory, involving places such as Timnah, Gaza, and the Sorek Valley.
During the time of Samuel, the Philistines defeated Israel and captured the Ark of the Covenant. The Ark was taken through several Philistine cities before being returned.
Saul fought repeatedly against the Philistines and died during battle on Mount Gilboa. David also fought them extensively and eventually broke much of their military dominance during his reign.