Shri Lalita Trishati, like Lalita Sahasranama is discussed in Lalitopakhyana of Brahmandapurana, which is in the form of conversation between Shri Hayagriva (an incarnation of Vishnu and is considered as the presiding God for knowledge) and sage Agastya, who is a great worshiper of Parashakti through his own Panchadashi mantra which is different from the regular Panchadashi mantra (composed by Manmatha, who is also known as Cupid). Trishata means...