有口話人，冇口話自己 [－－话－－－－话－－]

Jyutping jau5 hau2 waa2 jan4 ， mou5 hau2 waa6 zi6 gei2
Pinyin yǒu kǒu huà rén ， mǎo kǒu huà zì jǐ

Definitions (Wiktionary)
  1. phrase, idiomatic
    pot calling the kettle black; to criticize someone for a fault that one also shares