قال وقال اسحاق رأيت من آبائي من يصنع ذلك قال محمد بن سنان يعني موسى في الحجر في جوف الليل
He (Ishaq) said: “I saw some of my forefathers do that.” Muhammad ibn Sinan said: “He meant Musa (peace be upon him), in the stone chamber, during the depths of the night.”