无事不登三宝殿

無事不登三寶殿
wúshìbùdēngsānbǎodiàn
  1. lit. one doesn't visit a temple without a cause (idiom)
  2. fig. to visit sb with an ulterior motive (esp. to ask for sth)

CEDICT

  1. (figurative) One would not go to someone's place except on business, for help, etc. / I wouldn't come to you if I hadn't something to ask of you.
  2. One would not go to someone's place except on business, for help, etc. / I wouldn't come to you if I hadn't something to ask of you.

Wiktionary

三宝殿，泛指佛殿。无事不登三宝殿比喻没事不登门造访，上门必有事相求。

重編國語辭典

没事不登门造访，上门必有事相求

維基詞典

Entry Composition

1 无事 wúshì
  1. (literary, vernacular, dialectal) to have no further business; to have nothing further to discuss
  2. to have no further business; to have nothing further to discuss
2 不 bù
  1. no; not so
  2. (bound form) not; un-
3 登 dēng
  1. to scale (a height)
  2. to ascend
  3. to mount
  4. to publish or record
  5. to enter (e.g. in a register)
  6. to press down with the foot
  7. to step or tread on
  8. to put on (shoes or trousers) (dialect)
  9. to be gathered and taken to the threshing ground (old)
4 三宝 sānbǎo the Three Precious Treasures of Buddhism, namely: the Buddha 佛, the Dharma 法 (his teaching), and the Sangha 僧 (his monastic order)
5 殿 diàn palace hall