Anglo Saxon Chronicle 800 899 is in Anglo Saxon Chronicle.
800. This year was the moon eclipsed, at eight in the evening, on the seventeenth day before the calends of February; and soon after died King Bertric and Alderman Worr. Egbert (27) succeeded to the West-Saxon kingdom; and the same day Ethelmund, alderman of the Wiccians, rode over the Thames at Kempsford; where he was met by Alderman Woxtan, with the men of Wiltshire, and a terrible conflict ensued, in which both the commanders were slain, but the men of Wiltshire obtained the victory.
801. This year Beornmod was ordained Bishop of Rochester.