When they climbed the mountain to observe the light, The light went up to the sky at Najung (난정), the foot of Yang-san. And They found a white horse that was bowing. The horse flew up to the sky after it howled a long time. As soon as it left, they looked through the place and they found a big purple egg. The people broke the egg, and they reached out one boy who looked nice and beautiful. When people washed him at Dongchun (동천), his body shines and birds and beasts came to dance and sing. Also the sky and the earth shook and the sun and the moon became clear. After then, people named him King Hyeokgeose, meaning bright ruler.