Tamim al-Dari

Tamim al-Dari was a Christian merchant from Palestine who embraced Islam. He reported to the Prophet ﷺ an extraordinary adventure: shipwrecked on an island, he reportedly encountered a strange creature, the Jassasa, and then a chained giant man presenting himself as the Dajjal. The Prophet ﷺ confirmed that this account was consistent with what he was teaching about the end of times.

One day, the Prophet ﷺ gathered his Companions after prayer, his face smiling, and said: 'I have not gathered you out of fear or to exhort you, but because Tamim al-Dari, a Christian who has just embraced Islam, told me something that is consistent with what I was telling you about the Dajjal.'

Tamim had set out to sea with about thirty men. A storm tossed them for a month until casting them on an unknown island. There they encountered a creature covered in hair, whose front could not be distinguished from its back. 'Who are you?' — 'I am the Jassasa (the spy). Go and see that man in the monastery — he has been eagerly awaiting your news.'

They hurried to the monastery and found a huge man, heavily chained, hands bound to his neck. He questioned them eagerly: were the date palms of Baysan still bearing fruit? Did the Sea of Galilee still have water? Then he revealed himself: 'I am the Deceiving Messiah (the Dajjal). Soon I will be permitted to emerge and I will traverse the earth, sparing no city — except Mecca and Medina, which are forbidden to me.'

The Prophet ﷺ then struck his minbar and said: 'This is Tayba — Medina. Had I not announced this to you?' Tamim's account confirmed his teaching.

On the authenticity and scope of this account: the hadith IS AUTHENTIC: it appears in the Sahih of Muslim (no. 2942). Ibn Hajar stressed that it is not isolated: besides Fatima bint Qays, it is supported by other Companions. Remarkable fact: it is one of the rare hadiths in which the Prophet ﷺ reports and validates the direct testimony of a Companion about an event he experienced. This account is often linked to that of Ibn Sayyad; Ibn Hajar reconciles the two: the Dajjal that Tamim saw chained would be the real one, while Ibn Sayyad was merely a troubling and uncertain case. Like all that touches on eschatology, this account should be approached with measure: it is reported because it is authentic, without speculating beyond the text. The detail (the island, the Beast) belongs to the unseen (al-ghayb): we believe in it as the Prophet ﷺ transmitted it, without excess.

Tamim's account teaches that the Prophet's ﷺ announcements about the end of times were based on genuine knowledge, confirmed here by a witness. It recalls the particular protection of Mecca and Medina. And at its core: evil however great remains chained until the term fixed by God — nothing escapes His decree.