《新五代史·列传·杂传第三十七》
尼姑姓孙，孙方谏自认为是尼姑同族的人，就继续施行佛法，堡中人推举他做首领。
尼姓孙氏，方谏自以为尼族人，即继行其法，堡人推以为主。
The nun's surname was Sun, and Sun Fangjian considered himself to be from the same clan as the nun, and therefore continued to spread Buddhism. The people of the stronghold made him their leader.