I bowed beside my father and clasped my hands together between my knees. He struck my hand and said, "We used to do this, then we were commanded to place our hands on our knees."
حدثنا محمد بن عبد الله بن نمير قال حدثنا محمد بن بشر حدثنا إسمعيل بن أبي خالد عن الزبير بن عدي
ركعت إلى جنب أبي فطبقت فضرب يدي وقال قد كنا نفعل هذا ثم أمرنا أن نرفع إلى الركب
Bukhari narrated it, adhan, chapter on placing the palms on the knees during ruku, no. 790, and Muslim narrated it, mosques, chapter on the recommendation of placing the hands on the knees during ruku and the abrogation of tatbiq, no. 535, both from the hadith of Musab through this chain. Muslim also narrated it from the hadith of Ismail through this chain.