According to the Walden Chronicle, when the countess's eldest son, Geoffrey de Mandeville III, earl of Essex, died in 1166, his men decided to take his body for burial at Walden Priory in Essex, founded by his father.
According to the Walden Chronicle, upon the passing of Geoffrey de Mandeville III, earl of Essex's eldest child in 1166, his comrades decided to relocate his remains to Walden Priory in Essex, a monastery that had been founded by his parent.