What os the central idea that bradford communicates lines 83-109

In the beginning of the chapter it reports of a young man who was giving everyone else aboard the ship a tough time. People struggled with sea-sickness and other ailments during their long journey and everyone just got sick of him. Well, he grew a disease of his own and died, thus he had to be thrown overboard and the people trusted that the Lord allowed that to happen on purpose. He received justice.