It is narrated from Sayyiduna Imran bin Husayn (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "The Dajjal will emerge from the direction of Isfahan."
No one narrated this hadith from Yunus (may Allah have mercy on him) except Abu Hammam (may Allah have mercy on him), and Ibn Mansur al-Ahwazi (may Allah have mercy on him) is alone in narrating it.
Hadith Referenceالمعجم الأوسط / باب الميم / 7191
Hadith Takhrij«أخرجه الطبراني فى «الكبير» برقم: 338»