on good authority
The Chinese idiom pinyin is l ì L ì K ě K ǎ o, which means that the basis can be found clearly. It's from the first time.
The origin of Idioms
Ling Mengchu of Ming Dynasty, Volume 28 of the book "the first carving is amazing", which reads: "Bu Zixia is xiuwenlang, Guo Pu is shuixianbo, Tao Hongjing is the water supervisor of Penglai City, and Li Changji is the writer of Baiyu Lou Ji, all of which can be traced back to the past
Idiom usage
Example: preface to the Yuan's genealogy in Suiyang of the Qing Dynasty: "Da Shen Shi Yu (yuan kelizi, Yuan Shu) Gong, Shao Yi zuqiu, dun Zu Yi, Zhen Jia Sheng, and his lineage can be traced."
on good authority
to rank as a masterpiece throughout the ages - qiān gǔ jué chàng
repeat the words of others like a parrot - yīng wǔ xué shé
the hills totter and the earth quakes - shān yáo dì dòng