Ibn 'Umar (RA) reported that Allah's Messenger (ﷺ) made a mention of Dajjal in the presence of the people and said: Allah is not one-eyed and behold that Dajjal is blind of the right eye and his eye would be like a floating grape.
Hadith ReferenceSahih Muslim / The Book of Tribulations and Portents of the Last Hour / Hadith: 169