Following are a number of back-translations as well as a sample translation for translators of Proverbs 13:2:

• Kupsabiny: “The life of a person who says good words is good,
  but a deceitful person has a habit of being violet.” (Source: Kupsabiny Back Translation)
• Newari: “A good mouth gives good fruit.
  But the pale-hearted [those with bad character]
  are always asking just wanting to fight.” (Source: Newari Back Translation)
• Hiligaynon: “A man who speaks good [thing] will-be-paid-back with good things, but the unfaithful man will-be-paid-back with violence.” (Source: Hiligaynon Back Translation)
• Kankanaey: “Good people will be rewarded on-account of their words, but the betrayers, they desire to cause-hardship-to their companions.” (Source: Kankanaey Back Translation)
• English: “Good people are rewarded for the good things that they say,
  but those who desire to deceive others are very eager to act violently.” (Source: Translation for Translators)