8
The next day, when the Philistines came to strip the dead, they found Saul and his sons fallen on Mount Gilboa.
9
They stripped him and took his head and his armor, and sent messengers throughout the land of the Philistines to proclaim the news among their idols and their people.
This part, 1Ch 10:1-12 which gives an account of the last battle of Saul with the Philistines, and of his death and burial, is the same with 1Sa 31:1-13 see the notes there; the cause of his death follows in 1Ch 10:13.