O mankind! We created you from a single pair of a male and a female, and made you into nations and tribes that you might get to know one another. Surely the noblest of you in the sight of Allah is he who is the most righteous. Allah is All-Knowledgeable, All-Aware.
Meaning:-
Righteous: (of a person or conduct) morally right or justifiable; virtuous, very good; excellent.