حَدَّثَنَا أَحْمَدُ بْنُ يُوسُفَ السُّلَمِيُّ حَدَّثَنَا أَبُو عَاصِمٍ عَنْ ابْنِ جُرَيْجٍ عَنْ يَحْيَی بْنِ عَبْدِ اللَّهِ بْنِ مُحَمَّدِ بْنِ صَيْفِيٍّ عَنْ عِکْرِمَةَ بْنِ عَبْدِ الرَّحْمَنِ عَنْ أُمِّ سَلَمَةَ أَنَّ رَسُولَ اللَّهِ صَلَّی اللَّهُ عَلَيْهِ وَسَلَّمَ آلَی مِنْ بَعْضِ نِسَائِهِ شَهْرًا فَلَمَّا کَانَ تِسْعَةً وَعِشْرِينَ رَاحَ أَوْ غَدَا فَقِيلَ يَا رَسُولَ اللَّهِ إِنَّمَا مَضَی تِسْعٌ وَعِشْرُونَ فَقَالَ الشَّهْرُ تِسْعٌ وَعِشْرُونَ
ابن ماجہ · Hadith 2061
It was narrated from Umm Salamah that the Messenger of Allah P.B.U.H Swore to keep away from some of his wives for a month. On the twenty-ninth day, in the evening or the morning, it was said: "0 Messenger of Allah, only twenty-nine days have passed." He said: "The month is twenty-nine days." (Sahih)
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020