David is rejected by the leaders of the Philistines
David and his men were on their way to fight Israel alongside the Philistines, but the Philistine leaders sent them back to Ziklag.
Key passages
1 Sa 29:1–11

Now the Philistines assembled all their forces at Aphek, and Israel was encamped at the spring that is in Jezreel. The rulers of the Philistines were passing on according to hundreds and thousands, David and his men passing on at the rear with Achish. Then …