18وَأَنزَلنا مِنَ السَّماءِ ماءً بِقَدَرٍ فَأَسكَنّاهُ فِي الأَرضِ ۖ وَإِنّا عَلىٰ ذَهابٍ بِهِ لَقادِرونَN. J. DawoodWe sent down water from the sky in due measure, and lodged it in the earth. But if We please, We can take it all away.