And with this chain from al-Hasan ibn Ali from Ishaq al-Batihi, who said:
I saw Abu Abdillah عليه السلام perform the ‘Ishaʾ al-Akhirah (the last evening prayer) before the disappearance of the shafaq (redness), then He عليه السلام departed.
Ali Akbar al-Ghaffari
Tahdhīb al-Aḥkām fī Sharḥ al-Muqniʿah, vol. 2, p. 36