The day is also observed as Ayudha Puja and Saraswati Puja in many regions of
Goddess Siddhidatri is depicted as having four hands and she is surrounded by Siddhas, Gandharvas, Yakshas, Demons and Gods who are worshiping her and bathing in the light of knowledge she provides.
Ayudha Puja and Saraswati Puja are observed by many communities on the last day of Navratri and many people do not touch tools and books on the day as they are kept for Puja.
As per astrology, Siddhidatri Devi has influence over Ketu Navagraha. Those facing trouble in life due to the bad positioning of Ketu Graha in horoscope will find relief after offering prayers to this form of Goddess Durga.
This form of Goddess Durga is worshipped by those who want to drop all kinds of attachments. They drop everything and merge in the Supreme Truth.
This form of Goddess should be worshipped by those who are on the path of spirituality. Those who wants to attain liberation and true understanding of the world.
She helps a devotee to come out unscathed from the world of Maya.
She should be worshipped facing the northwest.
She is offered white and red color flowers.
She is offered lotus flowers by those wishing to attain various Siddhis.
Siddhidatri Devi Mantra
ॐ सिद्धिदायिनी देव्यै: नमः