Following are a number of back-translations as well as a sample translation for translators of Isaiah 14:5:

• Kupsabiny: “God has broken the stick/club of that evil person,
  taken the stick of rulership (scepter) away from him.” (Source: Kupsabiny Back Translation)
• Newari: “The LORD has broken the rod of the wicked ones
  and the scepter of the rulers.” (Source: Newari Back Translation)
• Hiligaynon: “The LORD has- now -ended/vanished the authority of the wicked leaders/[lit. heads],” (Source: Hiligaynon Back Translation)
• English: “You evil ruler, Yahweh will get rid of your power,
  and you will oppress people no longer!” (Source: Translation for Translators)