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Jyutping zi2 baau1 m4 zyu6 fo2
Pinyin zhǐ bāo wú zhù huǒ

Definitions (粵典–words.hk)
  1. 語句
    秘密​始終​都​會​守​唔​住
    No secrets will be kept forever; literally "paper cannot wrap up a fire"
    • 紙包唔住火,坦白好過啦。
      纸包唔住火,坦白好过啦。
      zi2 baau1 m4 zyu6 fo2, taan2 baak6 hou2 gwo3 laa1.
      No longer you can conceal it. You'd better confess.

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Jyutping zi2 baau1 m4 zyu6 fo2
Pinyin zhǐ bāo n2 zhù huǒ

Definitions (CC-CANTO)
  1. one cannot wrap fire in paper', a metaphor to say that the truth cannot be concealed
Examples (粵典–words.hk)
  1. Cantonese
    纸包唔住火,坦白好过啦。
    紙包唔住火,坦白好過啦。
    zi2 baau1 m4 zyu6 fo2, taan2 baak6 hou2 gwo3 laa1.
    • No longer you can conceal it. You'd better confess.