"Arise and attack a nation at ease, which lives in confidence," declares the LORD, "a nation that has neither gates nor bars; its people live far from danger."
NIV
Arise [Nebuchadrezzar], get up into a nation which is at ease, which dwells without care, says the Lord, [a nation] which has neither gates nor bars, which dwells apart and alone.
AMP
Arise, get you up unto the wealthy nation, that dwelleth without care, saith the LORD, which have neither gates nor bars, which dwell alone.
KJV