(Praise is due to God, the Lord of nations and worlds .)
It is the meaning of the first soora in the book of the Quran 1:2

There is a large number of the Quran revelations which tell this fact, like this great aya in the Quran 49: 13, which means:
(O mankind, We have created you male and female, and made you nations and tribes, that you may know one another.

Surely the most honorable of you in the sight of God is the most godfearing among you.

God is All-knowing [about your works], All-aware [about your circumstances.]