Following are a number of back-translations as well as a sample translation for translators of Lamentations 3:66:

• Kupsabiny: “Pursue them in your anger
  and destroy them all completely!” (Source: Kupsabiny Back Translation)
• Newari: “Pursue them in your anger
  and destroy them from under the heavens of the LORD.” (Source: Newari Back Translation)
• Hiligaynon: “Pursue them and destroy [them] in your (sing.) anger so-that they will-disappear from the earth.” (Source: Hiligaynon Back Translation)
• English: “Because you are angry with them, pursue them and get rid of them,
  until none of them remain on the earth.” (Source: Translation for Translators)