And from him, from al-Hasan, from Ahmad ibn Muhammad, from Jamil ibn Darraj, from Zurarah, from Abu Ja’far عليه السلام, who said:
I asked Him عليه السلام about ‘witr’ that a man misses. Imam عليه السلام said: "He should always make it up as ‘witr’."
Ali Akbar al-Ghaffari
Tahdhīb al-Aḥkām fī Sharḥ al-Muqniʿah, vol. 2, p. 175