Durga Saptashati Adhyay 1.24
During Durga Navratri Navadurga, Dus Mahavidya along with Saptamatrika and Ashtamatrikas are also worshipped. Ashtamatrikas are the eight divine Mother Goddesses who are worshipped in rare occasions.
Saptamatrikas, Ashtamatrikas and their Dwarapalaka devatas are worshipped during Durga Navratri in some places of Tamil Nadu and Kerala and some other parts of North India.
Dates and calendar of Saptamatrika, Ashtamatrika and Dwarapalaka devatas puja during Sharad Navratri 2023
15 October 2023 – Brahmi Devi Puja (22 March 2023 in Chaitra Navratri)
16 October 2023 – Maheshwari Devi Puja (23 March 2023 in Chaitra Navratri)
17 October 2023 – Kaumari Devi Puja (24 March 2023 in Chaitra Navratri)
18 October 2023 – Vaishnavi Devi Puja (25 March 2023 in Chaitra Navratri)
19 October 2023 – Varahi Devi Puja (26 March 2023 in Chaitra Navratri)
20 October 2023 – Indrani Devi Puja (27 March 2023 in Chaitra Navratri)
21 October 2023 – Chamundi Devi Puja (28 March 2023 in Chaitra Navratri)
22 October 2023 – Vajreshwari Devi Pooja (29 March 2023 in Chaitra Navratri)
23 October 2023 – Mukteshwari Devi Pooja (30 March 2023 in Chaitra Navratri)
24 October 2023 – Ayurdevi Devi Pooja
Here are the full detials about Saptamatrika and Ashtamatrika puja during Durga Navaratri