Sahih al-Bukhari 1519
Book 25: Hajj (Pilgrimage) · Narrated by Abu Huraira
Arabic
حَدَّثَنَا عَبْدُ الْعَزِيزِ بْنُ عَبْدِ اللَّهِ، حَدَّثَنَا إِبْرَاهِيمُ بْنُ سَعْدٍ، عَنِ الزُّهْرِيِّ، عَنْ سَعِيدِ بْنِ الْمُسَيَّبِ، عَنْ أَبِي هُرَيْرَةَ ـ رضى الله عنه ـ قَالَ سُئِلَ النَّبِيُّ صلى الله عليه وسلم أَىُّ الأَعْمَالِ أَفْضَلُ قَالَ " إِيمَانٌ بِاللَّهِ وَرَسُولِهِ ". قِيلَ ثُمَّ مَاذَا قَالَ " جِهَادٌ فِي سَبِيلِ اللَّهِ ". قِيلَ ثُمَّ مَاذَا قَالَ " حَجٌّ مَبْرُورٌ ".
English translation
Narrated Abu Huraira:The Prophet (ﷺ) was asked, "Which is the best deed?" He said, "To believe in Allah and His Apostle." He was then asked, "Which is the next (in goodness)?" He said, "To participate in Jihad in Allah's Cause." He was then asked, "Which is the next?" He said, "To perform Hajj-Mabrur
Reference: Sahih al-Bukhari 1519, Book of Hajj (Pilgrimage). English translation by Dr. Muhammad Muhsin Khan.