Probably from shaqal in the sense of weighing-place (i.e. Mart); Ashkelon, a place in Palestine -- Ashkelon, Askalon.
see HEBREW shaqal
אַשְׁקְלוֺן proper name, of a location a city of the Philistines (Assyrian Isqaluna COTGloss DlPa 290; Phoenician adjective, of a people compare below) Judges 1:18; 14:19; 1 Samuel 6:17; 2 Samuel 1:20; Jeremiah 25:20; 47:5, 7; Amos 1:8; Zephaniah 2:4, 7; Zechariah 9:5 (twice in verse); on the Mediterranean Sea, south of west from Jerusalem, modern `Asqalân, Surveyiii. 237 f. (with plan); compare also ZPVii. 164 f.