固辞

gù cí bù shòu

固辞不受

firmly decline to accept

nà jiā gōng sī xiǎng pìn tā dāng gù wèn dàn tā gù cí bù jiù

那家公司想聘他当顾问，但他固辞不就。

That company wanted to hire him as their consultant, but he declined firmly.