حَدَّثَنَا حَيْوَةُ بْنُ شُرَيْحٍ الْحِمْصِيُّ، حَدَّثَنَا بَقِيَّةُ، عَنْ بَحِيرٍ، عَنْ خَالِدٍ، عَنِ ابْنِ أَبِي بِلاَلٍ، عَنْ عَبْدِ اللَّهِ بْنِ بُسْرٍ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ ‏"‏ بَيْنَ الْمَلْحَمَةِ وَفَتْحِ الْمَدِينَةِ سِتُّ سِنِينَ وَيَخْرُجُ الْمَسِيحُ الدَّجَّالُ فِي السَّابِعَةِ ‏"‏ ‏.‏ قَالَ أَبُو دَاوُدَ هَذَا أَصَحُّ مِنْ حَدِيثِ عِيسَى ‏.‏

Narrated Abdullah ibn Busr: The Prophet (PBUH) said: The time between the great war and the conquest of the city (Constantinople) will be six years, and the Dajjal (Antichrist) will come forth in the seventh. Abu Dawud said: This is sounder than the tradition narrated by Isa (bin Yunus) Translation Not Available

Book Ref: Sunan Abi Dawud Book 39 Hadith 4296
Web Ref:  Sunan Abi Dawud Book 38 Hadith 4283