Lalitha Sahasranamam is composed by the Ashta (eight) VaakDevis. This is in Brahamanda Purana and was revealed by Sri Lakshmi Hayagriva to Sage Agastya. Goddess Lalitha Parameswari is considered as above an beyond all Gods and Demi Gods.
Reciting the Lalitha sahasranama sincerely and everyday fulfils the devotee to reach a state of never being born again. Ultimate goal of the seeker is to realise the essence of "I am That" and be united to the Bindu.
Buy the Goddess Lalitha Sahasranamam book in Tamil from GiriUK.