Following are a number of back-translations as well as a sample translation for translators of Joel 2:25:

• Kupsabiny: “God is saying,
  I will return to you the food of all the years
  that the hordes of locusts have eaten from you.
  I will return to you those foods that the locusts ate,
  that I sent to you.” (Source: Kupsabiny Back Translation)
• Newari: “Whatever amounts of grain the different locusts such as the swarming, the hopping and
  the cutting locusts or
  the great army which I have sent among you have devoured,
  I will repay you for the loss of those years. ” (Source: Newari Back Translation)
• Hiligaynon: “The LORD says, ‘I will-restore/[lit. return] what was-ruined/destroyed to you (plur.) during those years when your plants were-attacked by the continuous/successive swarms/[lit. large-groups] of locusts. I (am) the one-who sent to you (plur.) these many locusts who (are) my soldiers.” (Source: Hiligaynon Back Translation)
• Kankanaey: “I will replace what was ruined by the locusts that replaced-one-another who were like my soldiers that I was-sending to your location within (the period of) how-many years.” (Source: Kankanaey Back Translation)
• English: “Yahweh said, ‘I will repay you for everything that was destroyed by those great swarms of locusts
  that I sent to attack you.” (Source: Translation for Translators)