《明史·志·卷三十一》
崇祯元年，教习驸马主事陈锺盛说： 臣教习驸马巩永固，驸马黎明时在府门外站台行四拜礼，说到三月后，上堂、上门、上影壁，行礼如先前。
崇祯元年，教习驸马主事陈钟盛言： 臣都习驸马巩永固，驸马黎明于府门外月台四拜，云至三月后，则上堂、上门、上影壁，行礼如前。
In the first year of Chongzhen, the master groom of the son-in-law, Chen Zhongsheng, said: I have taught the son-in-law, Gong Yonggu. At dawn, the son-in-law stood outside the palace gate and performed a four-bow ceremony. After three months, he would go up to the hall, go to the door, and go up to the shadow wall and salute as before.