Before revision: In Chinese history, the earliest textual references to Xia Ji are from the c. 4th-century BCE Zuozhuan (Zuo's Commentary) to the c. 5th-century BCE Chunqiu (Spring and Autumn Annals) historical chronicle .
After revision: ; compare the c. 18 BCE Lienu zhuan historical references to Xia Ji, discussed hereIn Chinese history, the earliest textual references to Xia Ji are from the c. 4th-century BCE Zuozhuan (Zuo's Commentary) to the c. 5th-century BCE Chunqiu (Spring and Autumn Annals) historical chronicle .