悔過自新

悔过自新
huǐguòzìxīn
to repent and start afresh (idiom); to turn over a new leaf

CEDICT

to turn over a new leaf

Wiktionary

悔改過失，重新做人。《新唐書．卷一一二．馮元常傳》：「元常喻以恩信，約悔過自新，賊相率脫甲面縛。」也作「悔罪自新」。

重編國語辭典

Entry Composition

1 悔過 huǐguò to repent; to be penitent
2 自新 zìxīn
  1. to reform oneself
  2. to mend one's ways and start life anew