tissa grew attached to his adopted son and taught him about strategies for ruling a kingdom when they were not meditating. since thuriaya kumaya was born from the egg of a weizza and dragon, he was called the "naga weizza". tissa began to worry about his adopted son being left alone in the jungle after his death. one sabbath day, indra sakka, a thagyarmin, asked tissa why he looked concerned. tissa replied that he was worried about his son. the indra sakka said that when he reached 21 years old, the boy would become the emperor of thu bina nagaya city, which the tha gyarmin would create. tissa was satisfied after that.