Following are a number of back-translations as well as a sample translation for translators of Proverbs 26:4:

• Kupsabiny: “Do not argue with a fool with foolish words,
  because you will both be alike.” (Source: Kupsabiny Back Translation)
• Newari: “Do not answer the question of a fool.
  Otherwise you might become a fool just like he is.” (Source: Newari Back Translation)
• Hiligaynon: “Do not answer a fool if he is telling-a- foolish -story to you (sing.), for you (sing.) might become-like him too.” (Source: Hiligaynon Back Translation)
• Kankanaey: “If you (sing.) answer a foolish-person, do not suit your (sing.) words to his foolishness so-that you (sing.) will not be like him.” (Source: Kankanaey Back Translation)
• English: “If a foolish person asks a foolish question, do not answer him,
  because if you answer his question, you are just as foolish as he is.” (Source: Translation for Translators)