مُسْنَدُ أَحْمَدَ
Musnad Ahmad 1578
Musnad Abu Ishaq Sa'd bin Abi Waqqas
It was narrated from Dawood bin ‘Amir bin Sa"d bin Malik, from his father, that his grandfather said: The Messenger of Allah (ﷺ) said: "I shall certainly describe the Dajjal in a way in which no one before me described him. He is one eyed and Allah, may He be glorified and exalted, is not one eyed.”
Musnad Ahmad 1578Sahih because of corroborating evidence; it is repeated (152