Following are a number of back-translations as well as a sample translation for translators of Isaiah 45:4:

• Kupsabiny: “I call you by name like that
  because of my servants the stomach of Jacob
  and my people of Israel that I have chosen.
  I give you a name of honor
  even though you do not know me.” (Source: Kupsabiny Back Translation)
• Newari: “For the sake of Jacob, My servant,
  for the sake of Israel whom I have chosen,
  I have called you by your own name.
  Even though you do not acknowledge me,
  I have given you great honor.” (Source: Newari Back Translation)
• Hiligaynon: “I called you (sing.) so-that you (sing.) will-help Israel my servant, the people I have-chosen. I honor you (sing.) even if you (sing.) do not know me.” (Source: Hiligaynon Back Translation)