Chapter on the Manner of Prayer, Explanation of the Fifty-One Rak‘ahs; The Order, Recitation, Tasbih in Bowing and Prostration, Qunut, and What is Obligatory and Recommended Therein
Chapter on the Manner of Prayer, Explanation of the Fifty-One Rak‘ahs; The Order, Recitation, Tasbih in Bowing and Prostration, Qunut, and What is Obligatory and Recommended Therein
And from him, from Mu’awiyah ibn Hakim from Mu’ammar ibn Khallad from al-Ridha عليه السلام, peace be upon him, who said:
I heard Him عليه السلام say: "It is proper for a man, when he begins his morning, to recite fifty verses after the ‘ta’qib’ (post-prayer supplication and remembrance)."
Ali Akbar al-Ghaffari
Tahdhīb al-Aḥkām fī Sharḥ al-Muqniʿah, vol. 2, p. 148