Following are a number of back-translations as well as a sample translation for translators of Jeremiah 12:10:

• Kupsabiny: “Many foreign rulers have spoiled
  my field of vines.
  They have trampled on my fields
  until my field which was good is now desolate.” (Source: Kupsabiny Back Translation)
• Hiligaynon: “Many leaders/[lit. heads] will-destroyed Juda whom I considered my field of grapes/(vineyard). They will-trample this beautiful land and make into a desolate-place.” (Source: Hiligaynon Back Translation)
• English: “Many rulers from other countries have come with their armies and devastated/destroyed my people
  whom I care for like a farmer takes care of his vineyard.
  They have caused my beautiful land to become a barren desert where no one lives.” (Source: Translation for Translators)