Bulugh al-Maram, Book 3, Hadith 60 (In-Book)

Anas (RAA) narrated Attended the burial of one of the daughters of the Prophet He was sitting by the side of the grave and his eyes were shedding tears.’ Related by Al-Bukhari.

وَعَنْ أَنَسٍ ‏- رضى الله عنه ‏- قَالَ: { شَهِدْتُ بِنْتًا لِلنَّبِيِّ ‏- صلى الله عليه وسلم ‏-تُدْفَنُ, 151 وَرَسُولُ اَللَّهِ ‏- صلى الله عليه وسلم ‏-جَالِسٌ عِنْدَ اَلْقَبْرِ، فَرَأَيْتُ عَيْنَيْهِ تَدْمَعَانِ } رَوَاهُ اَلْبُخَارِيّ ُ 1‏.‏ ‏1 ‏- صحيح.‏ رواه البخاري ( 1285 )‏.‏

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also referenced under: Book 3, Hadith 616 (English)