The kingdom reconverted to Christianity under Sigeberht II the Good following a mission by St Cedd who established monasteries at Tilaburg (probably East Tilbury, but possibly West Tilbury) and Ithancester (almost certainly Bradwell-on-Sea).
Kuningriik pöörati uuesti kristlusse Sigeberht II Hea ajal pärast Püha Ceddi misjonit, kes rajas kloostrid Tilaburg (arvatavasti East Tilbury, kuid võib-olla West Tilbury) ja Ithancester (peaaegu kindlasti Bradwell-on-Sea).