NET
20 He deported to Babylon all who escaped the sword. They served him and his sons until the Persian kingdom rose to power.
Darby
20 And them that had escaped from the sword he carried away to Babylon; and they became servants to him and his sons, until the reign of the kingdom of Persia;
KJV
20 And them that had escaped from the sword carried he away to Babylon; where they were servants to him and his sons until the reign of the kingdom of Persia: