From him, from Ahmad ibn Al-Hasan ibn Ali ibn Faddal from Ali ibn Ya'qub Al-Hashimi from Marwan ibn Muslim from Abu Kahmas from Abu Abdillah عليه السلام, who said: I asked Imam عليه السلام about the first two rak'ahs, when I sit for the tashahhud and while sitting I say, ‘Peace be upon you, O Prophet صلى الله عليه وعلى آله وسلم, and the mercy of Allah سبحانه وتعالى and His blessings’, is that considered the dismissal (end of prayer)?” Imam عليه السلام said: "No, but when you say, ‘Peace be upon us and upon the righteous servants of Allah سبحانه وتعالى’, that is the dismissal (end of prayer)."