16 and he said, “This is what the LORD says: I will fill this valley with pools of water.
17 For this is what the LORD says: You will see neither wind nor rain, yet this valley will be filled with water, and you, your cattle and your other animals will drink.
18 This is an easy thing in the eyes of the LORD; he will also deliver Moab into your hands.
19 You will overthrow every fortified city and every major town. You will cut down every good tree, stop up all the springs, and ruin every good field with stones.”
20 The next morning, about the time for offering the sacrifice, there it was—water flowing from the direction of Edom! And the land was filled with water.
References for 2 Kings 3:20