《资治通鉴·汉纪·汉纪二十》
我们如果谋求上进，必须听从我的计划，只要能称他的心，合他的意，就可以成功。 于是二人联名上书，赞扬石显美德，建议应封爵关内侯，而使他的兄弟入宫充任中书或尚书的下属官员。然后，二人又呈上共同拟定，而由贾捐之单独署名的奏章，保荐杨兴，认为应考虑由他担任京兆尹。
捐之即与兴共为荐显奏，称誉其美，以为宜赐爵关内侯，引其兄弟以为诸曹；又共为荐兴奏，以为可试守京兆尹。
If we want to make progress, we must follow my plan. As long as we can please him and satisfy his wishes, we can succeed. So the two jointly wrote a letter praising Shi Xian's virtues, suggesting that he should be named Guan Neihou, and let his brother enter the palace to serve as a subordinate of Zhongshu or Shangshu. Then, the two presented a memorial jointly drafted but signed by Jia Jianzhi alone, recommending Yang Xing for consideration as the chief of Jingzhao County.