And from him, from Ali ibn Ibrahim, from his father, from Ismail ibn Marrar, from Yunus, from Mufaddal ibn Umar, who said: I (narrator) said to Abu Abdillah عليه السلام, peace be upon him: “We have young men and girls who are not able to fast because of the severity of what afflicts them of thirst.” Imam عليه السلام said: “Then let them drink the amount by which their souls are relieved and what they fear is averted.”