It was narrated that Mus’ab bin Sa’d said: “I bowed (in prayer) beside my father, and I put my hands between my knees. He struck my hand and said: ‘We used to do that, then we were commanded to put them on the knees.’”

لا تلتقي أسانيد هذه الأحاديث عند راوٍ واحد، وهي على ٣ رواة في أعلاها.