"Recall to the mind that once when your people suffered thirst in the wilderness and Mussa prayed Us for water to slake their parched lips and quench their thirst and We said to him: "Strike the rock with your staff " and there gushed forth twelve springs and each tribe knew the spring belonging to them and then We said to them: "Eat and drink of the blessed victuals with which Allah has provisioned you and stop making mischief on earth and refrain yourselves from creating discord".