Jyutping
goi2 ok3 cung4 sin6
Pinyin
gǎi è cóng shàn
Definitions (Wiktionary)
phrase, idiomatic
to stop doing evil and be a good person; to turn over a new leaf (syn.) 放下屠刀, 悔過自新, 改邪歸正, 改邪归正, 棄暗投明, 改行自新, 重新做人, 革面洗心, 悔过自新, 弃暗投明, 弃旧图新, 痛改前非, 改过自新, 改正错误, 改過自新, 棄舊圖新, 改正錯誤, 洗心革面