'Righteous' in the Bible

But about the Son he says, "Your throne, O God, is forever and ever, and the scepter of your kingdom is a righteous scepter.

But My righteous one will live by faith;and if he draws back,I have no pleasure in him.

By faith Abel offered unto God a more excellent sacrifice than Cain, by which he obtained witness that he was righteous, God testifying of his gifts: and by it he being dead yet speaketh.

to the assembly of the firstborn whose names have been written in heaven, to God who is the Judge of all, to the spirits of righteous people made perfect,