兄弟鬩牆 [－－阋墙]

Jyutping hing1 dai6 jik1 coeng4
Pinyin xiōng dì xì qiáng

Definitions (CC-CEDICT)
  1. internecine strife (idiom); fighting among oneself
Definitions (Wiktionary)
  1. phrase, figuratively, idiomatic
    internal dispute
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）