《汉书·传·陈胜项籍传》
项梁曾被梁阳官吏追捕，就请蕲县监狱的办事员曹咎写信给砾阳监狱的办事员司马欣，因此事情才算了结。
梁尝有栎阳逮，请蕲狱掾曹咎书抵栎阳狱史司马欣，以故事皆已。
Xiang Liang was once pursued by Liangyang officials, so he asked Cao Jiu, a prison officer in Qixian County, to write a letter to Sima Xin, a prison officer in Liyang County, so the matter ended.