Sahih al-Bukhari 6592
Book 81: To make the Heart Tender (Ar-Riqaq)
Arabic
وَزَادَ ابْنُ أَبِي عَدِيٍّ عَنْ شُعْبَةَ، عَنْ مَعْبَدِ بْنِ خَالِدٍ، عَنْ حَارِثَةَ، سَمِعَ النَّبِيَّ صلى الله عليه وسلم قَوْلَهُ حَوْضُهُ مَا بَيْنَ صَنْعَاءَ وَالْمَدِينَةِ. فَقَالَ لَهُ الْمُسْتَوْرِدُ أَلَمْ تَسْمَعْهُ قَالَ الأَوَانِي. قَالَ لاَ. قَالَ الْمُسْتَوْرِدُ تُرَى فِيهِ الآنِيَةُ مِثْلَ الْكَوَاكِبِ.
English translation
Haritha said that he heard the Prophet saying that his Lake-Fount would be as large as the distance between Sana' and Medina. Al- Mustaurid said to Haritha, "Didn't you hear him talking about the vessels?" He said, "No." Al- Mustaurid said, "The vessels are seen in it as (numberless as) the stars
Reference: Sahih al-Bukhari 6592, Book of To make the Heart Tender (Ar-Riqaq). English translation by Dr. Muhammad Muhsin Khan.