Following are a number of back-translations as well as a sample translation for translators of Proverbs 28:20:

• Kupsabiny: “A person who can be trusted will get a big blessing,
  but the one who wants riches quickly will suffer pain/punishment.” (Source: Kupsabiny Back Translation)
• Newari: “The faithful person will get enough blessing.
  The person who tries to get rich quickly
  will be punished.” (Source: Newari Back Translation)
• Hiligaynon: “God will- surely -bless a man who can-be-trusted, but a man who is in-a-hurry to get rich will-be-punished.” (Source: Hiligaynon Back Translation)
• Kankanaey: “Many are the blessings of the trustworthy person, but the one who wants to get-rich immediately will certainly be-punished.” (Source: Kankanaey Back Translation)
• English: “God will greatly bless those who are trustworthy/always do what they say that they will do,
  but he will certainly punish those who try to become rich quickly.” (Source: Translation for Translators)