Sahih al-Bukhari 4389
Book 64: Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi) · Narrated by Abu Huraira
Arabic
حَدَّثَنَا إِسْمَاعِيلُ، قَالَ حَدَّثَنِي أَخِي، عَنْ سُلَيْمَانَ، عَنْ ثَوْرِ بْنِ زَيْدٍ، عَنْ أَبِي الْغَيْثِ، عَنْ أَبِي هُرَيْرَةَ، أَنَّ النَّبِيَّ صلى الله عليه وسلم قَالَ " الإِيمَانُ يَمَانٍ، وَالْفِتْنَةُ هَا هُنَا، هَا هُنَا يَطْلُعُ قَرْنُ الشَّيْطَانِ ".
English translation
Narrated Abu Huraira:The Prophet (ﷺ) said, "Belief is Yemenite while afflictions appear from there (the east) from where the side of the head of Satan will appear
Reference: Sahih al-Bukhari 4389, Book of Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi). English translation by Dr. Muhammad Muhsin Khan.