قُلْ سِيرُوا فِي الْأَرْضِ فَانظُرُوا كَيْفَ كَانَ عَاقِبَةُ الَّذِينَ مِن قَبْلُ ۚ كَانَ أَكْثَرُهُم مُّشْرِكِينَ (42)
(30:42) (O Prophet), say: 'Traverse in the earth and see what was the end of those who went before you: most of them associated others with Allah in His Divinity.' *65
*65) That is, "The disastrous war between Byzantium and Iran is not a new thing of its kind. The past history of mankind is full of the accounts of the destruction of great nations. The root cause of the evils that caused the destruction of those nations was shirk which you are today being admonished to avoid."