After Vladimir converted to Christianity in 988 and took Anna Porphyrogeneta as his wife, he had to divorce all his previous wives, including Rogneda. She entered the convent and took the name Anastasia, then she and her son Izyaslav were exiled back to the lands of Polotsk.
Upon embracing Christianity in 988, Vladimir wedded Anna Porphyrogeneta, necessitating him to terminate his previous marriages, including Rogneda. She subsequently entered a convent and assumed the monastic name Anastasia before being sent into exile with her son Izyaslav back to Polotsk.