Narrated Umm Sharik:
that the Messenger of Allah (ﷺ) said: "The people will flee from the Dajjal such that they will go to the mountains." Umm Sharik said: "O Messenger of Allah! Where will the Arabs be that day?" He said: "They will be few." (ES)
English reference (ES): Vol. 1, Book 46, Hadith 3930 (ES)
Arabic reference (ES): Book 49, Hadith 4309 (ES)