Following are a number of back-translations as well as a sample translation for translators of Isaiah 27:5:

• Kupsabiny: “If the enemies of my people want that I save (them),
  they must/should come and make peace with me.’” (Source: Kupsabiny Back Translation)
• Newari: “But if my enemies say that they desire my protection,
  they may settle with me.
  Yes, they certainly may settle with me."” (Source: Newari Back Translation)
• Hiligaynon: “But it will-be-saved only if it will-make-friend with me, and ask for protection from me.” (Source: Hiligaynon Back Translation)
• English: “unless they request me to protect them;
  I strongly invite them to make peace with me !’” (Source: Translation for Translators)