Following are a number of back-translations as well as a sample translation for translators of Proverbs 4:19:

• Kupsabiny: “But the life of sinners is deeply dark, they do not know the obstacle/stumbling block they are going to get/meet/find.” (Source: Kupsabiny Back Translation)
• Newari: “The way of the wicked is like the dark moon,
  They don’t even know what makes them stumble.” (Source: Newari Back Translation)
• Hiligaynon: “But the way-of-living of the wicked-ones is like darkness, and they do- not -know what is the reason of their destruction.” (Source: Hiligaynon Back Translation)
• Kankanaey: “But the path of the habitually-sinful is dark like night and they do not know their cause-of-stumbling.” (Source: Kankanaey Back Translation)