'Untroubled' in the Bible

In that day men will go out quickly to take the news, causing fear in untroubled Ethiopia; and bitter pain will come on them as in the day of Egypt; for see, it is coming.

And I am very angry with the nations who are living untroubled: for when I was only a little angry, they made the evil worse.

So that we ourselves take pride in you in the churches of God for your untroubled mind and your faith in all the troubles and sorrows which you are going through;