'Unrighteous' in the Bible

And his master praised the unrighteous manager because he had acted shrewdly; for the sons of this age are more shrewd in relation to their own kind than the sons of light.

“He who is faithful in a very little thing is faithful also in much; and he who is unrighteous in a very little thing is unrighteous also in much.

Therefore if you have not been faithful in the use of unrighteous wealth, who will entrust the true riches to you?

And the Lord said, “Hear what the unrighteous judge *said;