歷代三寶紀 2.31

2.31

(Bingzi) Emperor Zhang, Da (son of Emperor Ming; reigned thirteen years; era titled the 1st year of Jianchu. By this point, 685 years had passed since the Buddha entered nirvāṇa). (Dingchou) Year 2. (Wuyin) Year 3. (Jimao) Year 4 (Ban Gu, Gentleman of Discussions, having begun composing the Han shu at the start of Yongping, brought it to completion only in this year, over more than twenty years in all). (Gengchen) Year 5. (Xinsi) Year 6. (Renwu) Year 7. (Guiwei) Year 8. (Jiashen) 1st year of Yuanhe. (Yiyou) Year 2. (Bingxu) Year 3. (Dinghai) 1st year of Zhanghe (An imperial edict dispatched Cao Bao to establish the rites and ceremonies, in one hundred and fifty chapters in all). (Wuzi) Year 2.