These two sources state that Eowa was a king of the Mercians himself at the time of the Battle of Maserfield (or Cogwy), in which he was killed, on August 5 of what was probably the year 642.
Estas dúas fontes establecen que Eowa foi rei dos mercios no momento da Batalla de Maserfield (ou Cogwy), na que foi asasinado, o 5 de agosto do que foi probabelmente o ano 642.