From him, from al-Qasim ibn Muhammad, from Ali ibn Abi Hamzah, from Abu Basir, from Abu Ja’far عليه السلام:
Imam al-Baqir عليه السلام said: “The Messenger of Allah سبحانه وتعالى, may Allah سبحانه وتعالى bless him and his family, pronounced five takbirs (over the deceased).”
Ali Akbar al-Ghaffari
Tahdhīb al-Aḥkām fī Sharḥ al-Muqniʿah, vol. 3, p. 348