Following are a number of back-translations as well as a sample translation for translators of Isaiah 29:24:

• Kupsabiny: “Those confused people shall come to their senses
  and those who complain shall love to be taught.” (Source: Kupsabiny Back Translation)
• Newari: “Foolish people who are confused in their spirit will get foresight,
  and those who keep on complaining will obey instructions."” (Source: Newari Back Translation)
• Hiligaynon: “Those who are confused will- now -be-able-to understand the truth, and those who complain will- now -rejoice when being-taught.” (Source: Hiligaynon Back Translation)
• English: “When that happens, those who have not been able to think well will think clearly,
  and those who complain about what I am doing will accept what I am teaching them.’” (Source: Translation for Translators)