Sayyiduna Ibn Umar (may Allah be pleased with them both) said that when the Messenger of Allah (peace and blessings be upon him) sat in the prayer, he would place his palms on his knees, raise the index finger of his right hand and supplicate with it, and keep his left hand spread open on his left knee.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 2780
Hadith Gradingمحدثین:صحيح
Hadith Takhrij«صحيح۔ اخرجه عبدالرزاق 3238، مسلم 1337»