creation

وَمَا أَنْفَقْتُمْ مِنْ شَيْءٍ فَهُوَ يُخْلِفُهُ  وَهُوَ خَيْرُ الرَّازِقِينَ سبأ:39

أَفَحَسِبْتُمْ أَنَّمَا خَلَقْنَاكُمْ عَبَثًا وَأَنَّكُمْ إِلَيْنَا لَا تُرْجَعُونَ؛ المؤمنون:115

إِنَّا خَلَقْنَا الْإِنسَانَ مِن نُّطْفَةٍ أَمْشَاجٍ نَّبْتَلِيهِ فَجَعَلْنَاهُ سَمِيعًا

Undoubtedly, there is a Creator who has created this world.

It is not correct to call the simulation "creation". simulation is what biologists make out of some plants and animals. The Qur'an calls it "changing the creation of Allah". The biologists just change the creation, they do not create. 

“What is the purpose of our creation?” A group of people continuously come into this world while another group leave it, becoming extinguished for ever - what is the idea behind this coming and going?...