The legend mentions Pho Khun Ngam Mueang at one point that He was a faithful believer in Buddhism, did not like war, ruled the country with justice. goodwill towards the royal country and neighbor Khun Mengrai had thought of raising an army to crush Phayao. Father Khun Ngam Mueang was aware of the incident. first instead of raising an army to resist has ordered the troops to remain calm instructed Sena Amat to give a warm welcome invite Khun Mengrai to eat food and feed the army Khun Mengrai stopped the war. Since then, Pho Khun Ngam Mueang Therefore raised the city at the end of the border which has the city of Phan Chiang Khian, Thoeng and Chiang Khong for King Mengrai and made a vow to be friends forever