佛祖歷代通載 4.3

4.3

韓武子（其先與周同姓。後事晉封于韓。自武子至王安。十二君。一百九十六年）。

Han Wuzi (His ancestors shared the surname with the Zhou. Later he served Jin and was enfiefed in Han. From Wuzi to King An, there were twelve rulers spanning one hundred ninety-six years).