From him, from Ahmad from al-Husayn from Faddalah from Aban ibn Uthman from al-Fadl ibn Abd al-Malik, who said: I asked Abu Abdillah عليه السلام, peace be upon him, about the mule drivers (al-makarin) who travel frequently. Imam عليه السلام said: “If they intensify the travel, then let them shorten (the prayer).”