Following are a number of back-translations as well as a sample translation for translators of Isaiah 63:8:

• Kupsabiny: “God said.
  ‘Israel is my people,
  and they are my children who will not disobey me.’
  So, he saved them” (Source: Kupsabiny Back Translation)
• Newari: “He said, "Surely these are my people,
  their sons, who will not betray me."
  So he became their savior.” (Source: Newari Back Translation)
• Hiligaynon: “The LORD said, ‘(It is) really true that they are my people; they are my children who will- not -betray me.’ Therefore he saved them.” (Source: Hiligaynon Back Translation)