Not/never darken somebody's door again - Idioms by The Free Dictionary
not/never darken somebody's door again
not darken (one's) door again
To never return to someone's home; to be banished by someone. Don't worry, I've made sure that he won't darken our door again.
not/never darken somebody’s ˌdoor aˈgain (old-fashioned or humorous) not/never come to somebody’s home again because you are not welcome: Go! And never darken my door again!