Goddess Satyabhama

In Hinduism there are four eras, in third era namely Dwapar Yuga Lord Vishnu (preserver, protector) incarnated as Lord Krishna. Lord Krishna's third wife was Goddess Satyabhama considered as an incarnation of Mother Earth. In few versions Lord Vishnu is married to two wives only that is Goddess of Wealth, prosperity, fortune known as Sridevi who became Rukmini in dwapar yuga and the other one is goddess of materialistic world, earth that's Bhudevi (Satyabhama) while some other says he's married to three goddess the third one is Niladevi who represents youth.