Hadith 196:1
Yahya ibn Adam narrated to us, he said: Isam ibn Qudamah al-Bajali narrated to us, he said: Malik ibn Numayr al-Khuza'i narrated to me, from his father, who said: "I saw the Messenger of Allah, may Allah bless him and grant him peace, while he was sitting in the prayer, having placed his right forearm upon his right thigh, raising his index finger, having bent it slightly, while he was supplicating."
حدثنا يحيى بن آدم، قال: حدثنا عصام بن قدامة البجلي، قال: حدثني مالك بن نمير الخزاعي، عن أبيه، قال: " رأيت رسول الله صلى الله عليه وسلم وهو قاعد في الصلاة قد وضع ذراعه اليمنى على فخذه اليمنى، رافعا بأصبعه السبابة، قد حناها شيئا وهو يدعو "