《太平广记·卷四百一十六·草木十》
江叟得了珠，依照鲍仙师的话把它熬了三天，果然有一条龙变成人，拿着一个小药盒，盒里装着化水丹，匍匐着请求赎回那颗珠子。
叟得之，依其言而熬之二昼。果有龙化为人，持一小药合，有化水丹，匍匐请赎其珠。
Jiang Sou got the pearl, and followed Bao Xianshi's instructions to boil it for three days, Indeed, a dragon turned into a person, holding a small medicine case, with Water Spirit Pills in the case, and crawling and begging to ransom back the pearl.