اِنَّا جَعَلۡنَا مَا عَلَى الۡاَرۡضِ زِيۡنَةً لَّهَا لِنَبۡلُوَهُمۡ اَيُّهُمۡ اَحۡسَنُ عَمَلاً
And indeed We have made whatever is on earth a means of its beauty (and adornment) so that We test (the inhabitants of the earth) as to who is better on merit of their deeds.