From him, from al-Abbas ibn Ma'ruf from al-Hasan ibn Mahbub from some of our companions from Abu Basir from Abu Abdillah عليه السلام, peace be upon him, who said: Imam al-Sadiq عليه السلام said: “There is no shortening (of the prayer) upon the one who goes hunting for three days, but if he exceeds three days, then it becomes obligatory upon him (to shorten prayer).”