עֶקְרוֹנִי

Joshua 13:3 וְהָעֶקְרוֹנִ֖י and the Ekronite[s]

from the Shihor east of Egypt to the territory of Ekron on the north (considered to be Canaanite territory)—that of the five Philistine rulers of Gaza, Ashdod, Ashkelon, Gath, and Ekron, as well as that of the Avvites;

Here: The realm of Ekron, which closes the list of five and repeats the northern anchor named earlier in the verse.

1 Samuel 5:10 הָֽעֶקְרֹנִ֜ים the Ekronites

So they sent the ark of God to Ekron, but as it arrived, the Ekronites cried out, “They have brought us the ark of the God of Israel in order to kill us and our people!”