ㄖㄨㄥˊㄗㄨㄥ耀ㄧㄠˋㄗㄨˇróngzōng‑yàozǔ

荣宗耀祖
  1. 宗族光榮使祖先顯耀 清廉親民自是榮宗耀祖不過」。

to bring honor to one's ancestors (idiom)​, also written 光宗耀祖