1 Samuel 29:1

Now the Philistines gathered together all their armies to
Aphek
Not the city in the tribe of Judah of that name, ( Joshua 15:53 ) ; where the Philistines had a camp in the time of Samuel, ( 1 Samuel 4:1 ) ; but rather that in the tribe of Asher, ( Joshua 19:30 ) ; unless there was one of this name in the tribe of Issachar, not mentioned, since it seems to have been near Jezreel and Shunem, which were both in that tribe, ( Joshua 19:18 ) ;

and the Israelites pitched by a fountain which is in Jezreel;
in the valley of Jezreel; of which (See Gill on Joshua 19:18) and (See Gill on Hosea 1:5).