ءَاَمِنۡتُمۡ مَّنۡ فِي السَّمَآءِ اَنۡ يَّخۡسِفَ بِكُمُ الۡاَرۡضَ فَاِذَا هِيَ تَمُوۡرُۙ‏

Do you feel secure that He who [holds authority] in the heaven would not cause the earth to swallow you and suddenly it would sway