Bhagvat Puran Skandh 4 Adhyay 17

When Maharaj Pruthu finds out from his citizens that the Earth has stop offering them the resources, he gets ready to fire a metaphorical arrows to the Earth. The Goddess Earth takes the shape of a cow and runs from the Maharaj Pruthu. However, she realises that there is no way out and so takes refuge with Pruthu himself. She understands that Maraharj Pruthu is another incarnation of Lord Vishnu and offers a stuti.