"I am Guan Yu," said he; "I used to be known as Shou-chang(Long as eternity), but now am usually called Yun-chang(Long as a cloud). I am a native of the east side of the river, but I have been a fugitive on the waters for some five years, because I slew a ruffian who, since he was powerful, was a bully. I have come to join the army here. "

Then Yuan-te told him his own intentions and all three went away to Zhang Fei's farm where they could talk over the grand project.

Said Fei, "The peach trees in the orchard behind the house are just in full flower. Tomorrow we will institute a sacrifice there and solemnly declare our intention before Heaven and Earth. And we three will swear brotherhood and unity of aims and sentiments; thus will we enter upon our great task. "

All three being of one mind, next day they prepared the sacrifices, a black ox, a white horse and wine for libation.
Beneath the smoke of the incence burning on the altar they bowed their heads and recited their oath: "We three, Liu Bei, Guan Yu and Zhang Fei, though of different families, swear brotherhood, and promise mutual help to one end. We will rescue each other in difficulty, we will aid each other in danger. We swear to serve the state and save the people. We ask not the same day of birth but we seek to die together...........

Yuan-te 玄徳〈劉備の字)　Yun-chang 雲長（関羽の字）