Bulugh al-Maram, Book 5, Hadith 685 (English)

'A’isha (RAA) narrated that The Messenger of Allah would kiss and embrace (his wives) while fasting, for he had the most control of all of you over his desires.’ Agreed upon and the wording is from Muslim, who added in a narration, ‘In Ramadan.

وَعَنْ عَائِشَةَ رَضِيَ اَللَّهُ عَنْهَا قَالَتْ: { كَانَ رَسُولُ اَللَّهِ ‏- صلى الله عليه وسلم ‏-يُقَبِّلُ وَهُوَ صَائِمٌ, وَيُبَاشِرُ وَهُوَ صَائِمٌ, وَلَكِنَّهُ أَمْلَكُكُمْ لِإِرْبِهِ } مُتَّفَقٌ عَلَيْهِ, وَاللَّفْظُ لِمُسْلِمٍ 1‏.‏ وَزَادَ فِي رِوَايَةٍ: { فِي رَمَضَانَ } 2‏.‏ ‏1 ‏- صحيح.‏ رواه البخاري ( 1927 )‏، ومسلم ( 1106 )‏، ( 65 )‏.‏ ‏2 ‏- مسلم ( 1106 )‏ ( 71 )‏.‏

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also referenced under: Book 5, Hadith 664 (In-Book)