The Paush Purnima is also known as Shakambhari Purnima. Shakambhari Purnima is observed during full moon day, or Pournami, in Paush month (December – Janaury). It is believed that Goddess Shakambhari incarnated on Devi Shakambhari Pournami day. The day also marks the end of the nine-day long Shakambhari Navratri festival. Shakambhari Purnima is also observed as Shakambhari Mata Jayanti.