The nature of Iblis and his rebellion

قَالَ يَـٰٓإِبْلِيسُ مَا مَنَعَكَ أَن تَسْجُدَ لِمَا خَلَقْتُ بِيَدَىَّ ۖ أَسْتَكْبَرْتَ أَمْ كُنتَ مِنَ ٱلْعَالِينَ

[Allāh] said, "O Iblees, what prevented you from prostrating to that which I created with My hands? Were you arrogant [then], or were you [already] among the haughty?"