What indicates that is what al-Hasan ibn Ali ibn Faddal narrated from Abd al-Rahman ibn Abi Najran, from Safwan ibn Yahya, from Is ibn al-Qasim, from Abu Abdillah عليه السلام, peace be upon him, who said: Imam عليه السلام said: “Regarding shortening (the prayer), its limit is twenty-four miles.”