Following are a number of back-translations as well as a sample translation for translators of Proverbs 10:19:

• Kupsabiny: “A person who scatters words, (he) meets with/gets mistakes,
  but he who is wise, guards/restrains (his) mouth.” (Source: Kupsabiny Back Translation)
• Newari: “When many words are spoken,
  there may also be sin,
  Wise people do not speak a lot.” (Source: Newari Back Translation)
• Hiligaynon: “The man who talks-a-lot/too-much easily sins. The man who knows (how) to control his mouth is wise.” (Source: Hiligaynon Back Translation)
• Kankanaey: “You (sing.) sin by/in what-you-say if you-make-many your (sing.) words. The careful/circumspect person, he knows how to limit/control his words.” (Source: Kankanaey Back Translation)
• English: “When people talk a lot, that will lead them to sin a lot by what they say;
  if you are wise, you will refuse to say very much.” (Source: Translation for Translators)