7إِنّا جَعَلنا ما عَلَى الأَرضِ زينَةً لَها لِنَبلُوَهُم أَيُّهُم أَحسَنُ عَمَلًاOmar & OmarVerily, We have made all that is on the earth as an embellishment for it, that We may try them as to which of them is the most excellent in (respect of) performing the noblest deeds.