find fault with
Chinese idiom, Pinyin is x ǐ g ò usu ǒ B ā n, which means to wash away dirt to find scar. It means trying to find fault with others. It's the same as "cleaning the dirt and looking for scars". It comes from the biography of Wei Zheng in the book of the new Tang Dynasty.
The origin of Idioms
"Wei zhengzhuan" in the new book of Tang Dynasty: "if it's good, it's hard to get rid of, and if it's evil, it's hard to get rid of."
Analysis of Idioms
Synonyms: cleaning up the dirt
Idiom usage
To act as a predicate or attributive
Examples
If you know that it comes from the old family, the Confucians of Song Dynasty will wash the dirt and ask for the scar, and the music will be ridiculed; but if you know that it comes from the classics, you will protect and praise it. This is also the view of dwarves. On the nature of Laozi in Sheng'an poems by Yang Shen in Ming Dynasty
find fault with
be reputed and rise up to prosperity - fēi yīng téng mào