صحیح ابن حبان
Ibn Hibban
كتاب الصلاة
Book of Prayer
باب صفة الصلاة - ذكر البيان بأن المصلي في التشهد يجب أن يضع كفه اليسرى على فخذه اليسرى وركبته واليمنى على اليمنى منها
Chapter on the Manner of Prayer – Clarification that the left hand is placed on the left thigh and knee, and the right on the right, during tashahhud
1 hadith
Hadith 1943
Aamir bin Abdullah narrates from his father: When the Prophet Muhammad (peace be upon him) would sit after performing two rak'ahs, he would spread his left leg and keep his right foot upright. He would place his thumb on the middle finger and gesture with the index finger. He would place his left palm on his left knee, and he would place his left palm on his knee.