无事不登三宝殿 wú shì bù dēng sānbǎodiàn
[would not go to sb.’s place except on business, for help, etc.;only goes to the temple when one is trouble] 比喻如果没事不登门(三宝殿:指佛殿)
比喻没事不上门。三宝殿,泛指佛殿。