attend upon one 's parents personally
In Chinese, Pinyin is h ū nd ì ngch é nx ǐ ng, which refers to the daily etiquette of serving parents in the old days. It comes from the book of rites.
The origin of Idioms
In the book of rites, Qu Li Shang: "all the rites of being a son of man are warm in winter and warm in summer, and calm in dusk and introspection in the morning."
Idiom usage
The etiquette of children's service to their parents has not only eliminated all their relatives and friends, but also let them in their families. (Chapter 36 of a dream of Red Mansions by Cao Xueqin in Qing Dynasty)
attend upon one 's parents personally
entertain imaginary or groundless fears - qǐ rén yōu tiān
avoid the strong and attack the weak - bì qiáng jī duò
do not know what oneself or others are talking about - bù zhī suǒ yún