self-examine
Looking back at the Chinese idiom, the Pinyin is f à NGU à NN è izh à o, which was originally Buddhist. It refers to the Buddha nature control examination. It also refers to self reflection. From "Mencius Zi Yi Shu Zheng · Li 15".
The origin of Idioms
Dai Zhen of the Qing Dynasty wrote in the book of Mencius Zi Yi Shu Zheng Li 15: "there is no way to understand it here, but to see the other's giving up material desires and looking back at it is close to self-examination."
Idiom usage
We try to find out whether we can avoid the prince's misgivings in the evening? On private morality by Liang Qichao
self-examine
the rainbow clouds like brocade spread - yú xiá sàn qǐ
tear a body limb from limb by five horses -- a form of death sentence in ancient times - wǔ mǎ fēn shī
houses have adequate supplies and people live in contentment - jiā yīn rén zú