Following are a number of back-translations as well as a sample translation for translators of Proverbs 17:5:

• Kupsabiny: “A person who laughs at a poor man, has despised God,
  and the one who laughs at people who are suffering, will also be punished/suffer.” (Source: Kupsabiny Back Translation)
• Newari: “The one who despises the poor,
  despises the Creator of the universe.
  There will be punishment for those
  who rejoice in the misfortunes of others.” (Source: Newari Back Translation)
• Hiligaynon: “The one who mocks a poor (person) insults God who made/created him. A man who rejoices at the misfortune/[lit. bad happening] of others will-be-punished.” (Source: Hiligaynon Back Translation)
• Kankanaey: “Those who insult the poor, they mock/belittle God who created them. Those who laugh-at someone-who-suffers will-be-punished.” (Source: Kankanaey Back Translation)
• English: “Those who make fun of poor people insult God, the one who made the poor people,
  and those who are happy when someone else has troubles will certainly be punished by God.” (Source: Translation for Translators)