Quran 43:33 Az-Zukhruf, ayah 33 of 89

وَلَوْلَآ أَن يَكُونَ ٱلنَّاسُ أُمَّةً وَٰحِدَةً لَّجَعَلْنَا لِمَن يَكْفُرُ بِٱلرَّحْمَـٰنِ لِبُيُوتِهِمْ سُقُفًا مِّن فِضَّةٍ وَمَعَارِجَ عَلَيْهَا يَظْهَرُونَ ۝٣٣

43:33 And were it not that mankind would have become one community, We might well have appointed, for those who disbelieve in the Beneficent, roofs of silver for their houses and stairs (of silver) whereby to mount,