﴿وَلَوْ فَتَحْنَا عَلَيْهِمْ بَابًا مِنَ السَّمَاءِ فَظَلُّوا فِيهِ يَعْرُجُونَ﴾ 14. And even if We opened to them a gate from the heaven and they were to keep on ascending thereto (all the day long)
