Following are a number of back-translations as well as a sample translation for translators of Proverbs 21:8:

• Kupsabiny: “Crooked is the way of a guilty person,
  but straight is the way of an upright person.” (Source: Kupsabiny Back Translation)
• Newari: “The way of those who do evil is crooked,
  the way of the faultless is straight.” (Source: Newari Back Translation)
• Hiligaynon: “(It is) not straight the ways of a man who has sin, but (it is) straight the ways of a man who has no sin.” (Source: Hiligaynon Back Translation)
• Kankanaey: “The behavior of sinners is crooked, but the one who has no sin is righteous/just (lit. straight).” (Source: Kankanaey Back Translation)
• English: “Guilty people continually do what is evil; it is as though they are walking on a crooked road;
  but righteous/innocent people always do what is right.” (Source: Translation for Translators)