Swayambhu Purana

It also gives an account of the prophecy made by Shree Shakyamuni to Maitreya Bodhisattva about the origin of the Swayambhu in the middle of the lotus with one thousand petals planted by Bipaswi Tathagata.

Thereupon Shayamuni Bhagwan replied, "When I was known as Parbataksha at the time of Biswabhu Tathagata, a person by the name of Manju Devacharya cleared up the water by destroying the forest of Kuruwa, Chabaha, Suryaghat and Gokarna and established a city, made Dharmakar its king and made the city famous as Manjupattan.

[3] Maitreya Bodhisattva asks Shakyamuni Bhagwan about the creation of the places of pilgrimage after the founding of the city of Nepal in the fourth chapter.

The eighth chapter describes the prophecy of lord Bhagwan as to how the Nepal Valley will face drought for seven years and how Gunakama Deve, as instructed by Shanti Karacharya, made the rain fall by bringing Karkotak, the king of Nagas.

The ninth chapter comprises the prophecy of lord Bhagwan as to how the twelve-year-long drought would be put to an end, to Bandhu Datta, the pupil Shanti Karacharya, King Narendra Dev and Lalit, a farmer serving the king, by bringing lok Natha (the Lord of the world) from Kamaru Kamaksha; it also provides the name of twenty-one upa-Tirthas.