After losing the battle near Butrinto, Guiscard sent his son Roger with some of his ships to Kephalonia, to capture the city on the island. Guiscard anchored the rest of his fleet near Bonditza, together with his whole army. He later sailed to join Roger, but before he reached him, he was attacked by a terrible fever near a promontory called Ather; the names Ather and Jerusalem (on Ithake) were combined in a prophecy of his death, which followed six days later. His wife Gaita arrived just before he died, his son Guy was there to mourn him as he died, his other son Roger was informed and arrived soon after as his heir, confirmed by his father before he died. Roger at first was grieving uncontrollably