《太平广记·卷十四·神仙十四》
如果要把这卷经传给同样好道的人，就得让他清心寡欲、斋戒善性才能授给他。
如传同好，必清斋而授之。
If you want to pass on this scripture to someone who is also interested in the Way, you must first purify his mind and desires and make him fast and cultivate his virtue before teaching him.