'Unrighteous' in the Bible

And I tell you, make friends for yourselves by means of unrighteous wealth, so that when it runs out they will welcome you into the eternal dwellings.

If then you have not been faithful with unrighteous wealth, who will entrust to you the true [riches]?

And the Lord said, "Listen to what the unrighteous judge is saying!

The Pharisee stood [and] prayed these [things] with reference to himself: 'God, I give thanks to you that I am not like other people--swindlers, unrighteous [people], adulterers, or even like this tax collector!