 Acharya Dinkara (1411 CE) described "Navapada" in "Nandyavrata Mandala".Nirvanakalika (c. 11th century) described it but replaced "Tapa" with "Suchi-vidya".Ratnamandira Gani or Acharya Ratnashekhara wrote about the legend of Shripal in "Siri-Sirivala-Kaha" in Prakrit along with Siddhachakra Puja in 1372 or 1362 CE, the earliest known reference.