儿孙自有儿孙福

ér sūn zì yǒu ér sūn fú

younger generations will do all right on their own (idiom)

ér

child

sūn

grandson

(bound form) self; oneself

yǒu

to have; there is

ér

child

sūn

grandson

abbr. for Fujian province 福建省[Fu2 jian4 Sheng3]