《汉书·纪·高帝纪上》
六月，与秦南阳郡守齿奇战于韜县之东，大败秦军，占领了南阳郡，南阳郡守逃走，保守宛城。
六月，与南阳守齮战犨东，破之。略南阳郡，南阳守走，保城守宛。
In June, he fought against Chiqi, the governor of Nanyang County in the south of Qin, in the east of Taoxian County, and defeated the Qin army badly. He occupied Nanyang County, and the county governor fled to defend Wancheng.