Al-Hasan bin Mahbub narrated from Abu Hamzah, who said that Abu Ja’far عليه السلام said:
Imam عليه السلام said: "Do not bring fire near your deceased," meaning smoke (dukhna from incense).
Ali Akbar al-Ghaffari
Tahdhīb al-Aḥkām fī Sharḥ al-Muqniʿah, vol. 1, p. 312