Complex sentence: The next day a search party of Hospitallers and Templars found his body on the battlefield, which was taken back to Arsuf and buried there in a ceremony attended by Richard the Lionheart and Guy of Lusignan.
Split into simpler sentences: The next day, a search party of Hospitallers and Templars found his body on the battlefield. It was taken back to Arsuf and buried there in a ceremony attended by Richard the Lionheart and Guy of Lusignan.