'Unrighteous' in the Bible

'And the lord commended the unrighteous steward that he did prudently, because the sons of this age are more prudent than the sons of the light, in respect to their generation.

He who is faithful in the least, is also faithful in much; and he who in the least is unrighteous, is also unrighteous in much;

if, then, in the unrighteous mammon ye became not faithful -- the true who will entrust to you?

And the Lord said, 'Hear ye what the unrighteous judge saith:

the Pharisee having stood by himself, thus prayed: God, I thank Thee that I am not as the rest of men, rapacious, unrighteous, adulterers, or even as this tax-gatherer;