Ar Ra'd, 12 Ayah
13:12
هُوَ ٱلَّذِي يُرِيكُمُ ٱلۡبَرۡقَ خَوۡفٗا وَطَمَعٗا وَيُنشِئُ ٱلسَّحَابَ ٱلثِّقَالَ ١٢
Huwa Al-Ladhī Yurīkumu Al-Barqa Khawfāan Wa Ţama`āan Wa Yunshi'u As-Saĥāba Ath-Thiqāla
It is He who shows you lightening, [causing] fear and aspiration, and generates the heavy clouds.