حَدَّثَنَا أَبُو الرَّبِيعِ الزَّهْرَانِيُّ، وَأَبُو كَامِلٍ الْجَحْدَرِيُّ قَالاَ حَدَّثَنَا حَمَّادٌ، - وَهُوَ ابْنُ زَيْدٍ - حَدَّثَنَا أَيُّوبُ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم ‏"‏ إِنَّ أَمَامَكُمْ حَوْضًا مَا بَيْنَ نَاحِيَتَيْهِ كَمَا بَيْنَ جَرْبَا وَأَذْرُحَ ‏"‏ ‏.‏

Ibn 'Umar reported Allah's Messenger (PBUH) as saying: There is before you a Cistern and the distance between its two sides is as it is between Jarba' and Adhruh. Translation Not Available

Book Ref: Sahih Muslim Book 43 Hadith 5696
Web Ref:  Sahih Muslim Book 30 Hadith 2299 a