Or its water will become sunken [into the earth], so you would never be able to seek it."
The Saheeh International Quran Translation
أَوْ يُصْبِحَ مَآؤُهَا غَوْرًا فَلَن تَسْتَطِيعَ لَهُۥ طَلَبًاOr its water will become sunken [into the earth], so you would never be able to seek it."