《史记·三十世家·楚世家》
十二月己酉这一天，公子围进宫询问楚王病情，竟用帽带勒死楚王，又杀死楚王的儿子莫和平夏，派使者到郑国报丧。
十二月己酉，围入问王疾，绞而弑之，遂杀其子莫及平夏。使使赴于郑。
On the day of Jiyou in December, Gongzi Wei visited the palace to ask about King Chu's illness. To his surprise, he strangled King Chu with his hatband and killed King Chu's sons, Mo and Pingxia. He then dispatched an envoy to the State of Zheng to report the news of the sovereign's death.