Word by Word Analysis

قُلْ أَرَءَيْتُمْ إِنْ أَصْبَحَ مَآؤُكُمْ غَوْرًا فَمَن يَأْتِيكُم بِمَآءٍ مَّعِينٍۭ 30

Say, "Have you considered: if your water was to become sunken [into the earth], then who could bring you flowing water?"