《资治通鉴·汉纪·汉纪三十四》
从前，宋国捕杀楚国的使节，招来用人骨作木柴、易子而食的大祸。
昔宋执楚使，遂有析骸易子之祸。
In the past, the State of Song killed an envoy from the State of Chu, which caused a great disaster where people made firewood from human bones and cannibalized each other.