xiào​gǎn​dòng​tiān

to move heaven with filial piety

孝感动天 孝感動天 xiào​gǎn​dòng​tiān
to move heaven with filial piety
to move or touch heaven with one's filial piety; refers to filial devotion so extreme that it earns divine intervention or moves the world; also the name of the first story in the "Twenty-four Filial Exemplars" 二十四孝 èr​shí​sì​xiào