Janai Purnima/Raksha Bandhan today, such is the classical belief
The mythology that Guru Brihaspati, who was being pursued by demons in the Satya Yuga, tied a thread to protect the gods being pursued by demons.

KATHMANDU: Every year, on the day of Shrawan Shukla Purnima, people celebrate Raksha Bandhan (Rishi Trapani).
Vedic Sanatan Dharma adherents bind the Rakshasutra from Guru Purohit in rivers, lakes, ponds, and ponds on the day of the full moon. It is a religious precept that if Tagadhari wears Yagnopavit and doro (Raksha sutra) properly sung by Guru Purohit and will receive protection from evil forces.
The mythology that Guru Brihaspati, who was being pursued by demons in the Satya Yuga, tied a thread to protect the gods being pursued by demons so that the extremely powerful demon King Bali was tied up, is the basis for the tradition of Rakshabandhan is still practised today.
Prof. Dr. Devmani Bhattarai, a member of the Nepal Panchang Judging Committee and a member of the Nepal Panchang Judging Committee, informed that there is a Vedic tradition of tying Rakshasutra, Raksha Bandhan or thread by Guru Purohit by saying Yen Badho Baliraja Danvendra Mahabal Ten Twan Pratibadhnami Raksema Chalmachal”.
The Raksha Bandhan or thread for the protection of human beings chanting the mantras of Doro Vedic tradition, is tied to the host’s right wrist by the Brahmin priest.
Tagadhari holding Yajnopavit
On this day, it is mentioned in the scriptures that the Brahmins, Kshetris and Vaishyas have to change their people (Yajnopavit). For this, from Shravan Shukla Chaturdashi, one shaves his hair and eats only one meal. In this way, Tagadhari, who fasts, goes to ponds, lakes, ponds, rivers and pools in the morning on the full moon day and bathes with cow dung, ashes, dattyun and saptamritika. It is also called Shrawani bath.
After the bath, barley sesame and kush are offered to the sages and a new man (Yajnopavit) is changed according to the Vedic Rudrabhishek method. Along with Arundhati, eight sages namely Kashyapa, Atri, Bharadwaja, Vishwamitra, Gautama, Jamadagni, Vashishta and Agastya are worshiped and tarpaned, so this day is also called Rishitarpani.
According to the Vedic guru tradition, the yagnopavit, that is, people, is also called the Brahmasutra or the thread of knowledge. Devotees throng Pashupatinath temple premises, Ashokvinayak in Vasantpur, along the banks of Bagmati River and Kathmandu Valley from early morning to tie Raksha Bandhan and pray for new people.
Traditions of Kwanti
On the day of Janai Purnima, Kwanti made by soaking and soaking tusa of 11 different vegetables is eaten. It is a religious and Ayurveda classical belief that eating food made in this way will not cause diseases in the body, clean the stomach, and during the rainy season, it will remove the cold from the body and transmit heat from within.
Dr. Vanshdeep Sharma Kharel, a doctor of Ayurveda, says that if you eat kwanti juice made from a mixture of different types of vegetables, the body’s resistance to disease will increase. He said that diseases such as cold caused by cold burial will also be cured by this.
Tying rakhi in Terai region
In the Terai region of Nepal, on this day, sisters tie rakhi to their brothers. There is a social belief that this will increase love between sisters and brothers.
Fairs are held in the lakes, ponds and pools including Manichund in the northeast of Kathmandu, Gosainkund in Rasuwa, Kumbheshwar in Lalitpur, Panchpokhri in Sindhupalchowk, Janakpurdham in Dhanusha, Dhanushsagar and Gangesagar, Dansadhu in Jumla and Trivenidham in Nawalparasi.