Sir Lee Yuan, therefore, made every effort to declare himself to be the descendant of Lee Dan, ancester of Taoism because he had the same family name with him.

• 因此，李渊想尽办法，甚至借助于道士摆弄的巫术，声称自己是道教祖先李聃的后代，因为他和李聃姓氏相同。