Swami Vivekananda, an Indian Hindu Monk is a devotee of Parthasarathy. In one of his letters in the year 1893 to his disciple Alasinga, he writes 'Take a bow before Lord Parthasarathy of Thiruvallikeni and give an undertaking before Him of a great sacrifice, one of a whole life for the poor, the lowly and the oppressed - for whom Lord Parthasarathy comes from time to time and whom he loves above all.' You can find this letter to his disciple inscribed in one of the walls at temple corridor.