Dajjal is blind of one eye and there is written between his eyes the word" Kafir". He then spelled the word as k. f. r., which every Muslim would be able to read.
Sahih Muslim Book 54, Hadith 127
← Previous Hadith There would be written three letters k. f. r., i. e. Kafir, between the eyes of the Dajjal.

Sahih Muslim Book 54, Hadith 126 Next Hadith → Dajjal is blind of left eye with thick hair and there would be a garden and fire with him and his fire would be a garden and his garden would be fire.

Sahih Muslim Book 54, Hadith 128