أَوَلَم يَرَ الإِنسانُ أَنّا خَلَقناهُ مِن نُطفَةٍ فَإِذا هُوَ خَصيمٌ مُبينٌ

Does man not consider that We created him from a [mere] sperm-drop - then at once he is a clear adversary?