Katyayani Kavach (Katyayani Mata Kavacham) is a prayer dedicated to Goddess Katyayani, sixth among Navadurga Goddesses (Nine aspects of Goddess Durga).
Maa Katyayani Puja is observed on sixth day of Navratri – in Vasant Navratri (Chaitra Navratras) and Ashwin Navratri (Sharad Navratras).
Sixth day of Navratri is also observed as Maha Sashti or Durga Sashti Puja.
Here are the lyrics of Katyayani Kavach….
Katyayanai Mukha Patu Kam Swahaswarupini |
Lalate Vijayam Patu Malini Nitya Sundri ||
Kalyani hridya Patu Jaya Bhagmalini ||
During Navratri 2016, Katyayani Puja is observed on April 12 in Vasant Navratri and October 6 in Sharad Navratri (Durga Shashti).