Al-Kāfi - The Book of Prayer

Chapter: Mistake in Opening of Salah (Prayer) َّدُ بْنُ يَحْيَى رَفَعَهُ عَنِ الرِّضَا (عَلَيْهِ الْسَّلا٠َنْ خَلْفَهُ إِلاَّ تَكْبِيرَةَ الافْتِتَاحِ. 3.

Muhammad ibn Yahya in a marfu‘ manner has narrated from the following: “Al-Rida (a.s.), has said, ‘An Imam carries and sustains the conjectures of those who are behind him except the opening Takbir (Allah is great beyond description).”’ رفوع - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (15/18))