Following are a number of back-translations as well as a sample translation for translators of Jeremiah 51:38:

• Kupsabiny: “The people of Babylon roared like lions before,
  and growled like the cubs of a lion.” (Source: Kupsabiny Back Translation)
• Hiligaynon: “Those from-Babilonia will roar like a lion.” (Source: Hiligaynon Back Translation)
• English: “The people of Babylon will all roar like young lions;
  they will growl like baby lions.” (Source: Translation for Translators)