At Tur Ayah 38

أَمْ لَهُمْ سُلَّمٌ يَسْتَمِعُونَ فِيهِ‌ۖ فَلْيَأْتِ مُسْتَمِعُهُم بِسُلْطَـٰنٍ مُّبِينٍ ٣٨ Or do they have a stairway, by which they eavesdrop ?on the heavens?? Then let those who do so bring a compelling proof.