When the three Devis, - Goddesses Lakshmi, Saraswathy and Parvathy(athishakthi) heard through Sage Naradha the powers of this earthly woman they wanted to test her chastity.
The Goddesses learning what had happened pleaded with Anasuya to grant them 'maankalya biksha' (gift of married life) and to give them back their husbands.