The narration transmitted by Sa’d ibn Abdullah, from Ali ibn Khalid, from Muhammad ibn al-Walid, from Hammad ibn Uthman, from Mu’awiyah ibn Ammar, from Abu Abdullah عليه السلام, who said: I heard Imam عليه السلام say: 'There is no ghusl required for a woman experiencing postpartum bleeding (nufasa’) while traveling.'"