 Lantfred attributes her healing power both to her own merits and those of her son Edgar.It may have been due to her association that in 979 the supposed body of her murdered grandson Edward the Martyr was exhumed and in a spectacular ceremony, received at the nunnery of Shaftesbury, under the supervision of ealdorman Ælfhere.According to William of Malmesbury, Ælfgifu would secretly redeem those who were publicly condemned to severe judgment, she gave expensive clothes to the poor, and she also had prophetic powers as well as powers of healing.