Following are a number of back-translations as well as a sample translation for translators of Proverbs 24:28:

• Kupsabiny: “Do not falsely accuse your neighbor a word/thing that he has not done or speak while lying.” (Source: Kupsabiny Back Translation)
• Newari: “Don’t give witness
  against your neighbors without cause.
  and don’t tell lies.” (Source: Newari Back Translation)
• Hiligaynon: “[You (sing.)] do- not -witness against your (sing.) fellowman without any reason, or tell lies about him.” (Source: Hiligaynon Back Translation)
• Kankanaey: “Do not (sing.) accuse your (sing.) fellow if there is no proper reason-for-it, also do not (sing.) speak-bad-about-(him) (lit. cause-to-be-badded).” (Source: Kankanaey Back Translation)