حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا الْحُسَيْنُ بْنُ عَلِيٍّ، عَنْ زَائِدَةَ، عَنْ عَبْدِ الْمَلِكِ بْنِ عُمَيْرٍ، عَنْ جَابِرِ بْنِ سَمُرَةَ، عَنْ نَافِعِ بْنِ عُتْبَةَ بْنِ أَبِي وَقَّاصٍ، عَنِ النَّبِيِّ ـ صلى الله عليه وسلم ـ قَالَ ‏"‏ سَتُقَاتِلُونَ جَزِيرَةَ الْعَرَبِ فَيَفْتَحُهَا اللَّهُ ثُمَّ تُقَاتِلُونَ الرُّومَ فَيَفْتَحُهَا اللَّهُ ثُمَّ تُقَاتِلُونَ الدَّجَّالَ فَيَفْتَحُهَا اللَّهُ ‏"‏ ‏.‏ قَالَ جَابِرٌ فَمَا يَخْرُجُ الدَّجَّالُ حَتَّى تُفْتَحَ الرُّومُ ‏.‏

It was narrated from Jabir bin Samurah, that Nafi' bin 'Utbah bin AbuWaqqas narrated that the Prophet (PBUH) said: "You will fight theArabian Peninsula and victory will be granted by Allah. Then you willfight the Romans and victory will be granted (by Allah). Then youwill fight Dajjal and victory will be granted (by Allah)."Jabir said: "Dajjal will not appear until you have fought the Romans." Translation Not Available

Book Ref: Sunan Ibn Majah Book 36 Hadith 4091
Web Ref:  Sunan Ibn Majah Vol 5 Book 36 Hadith 4091