Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
bayhaqi:15621Abū Zakariyyā b. Abū Isḥāq al-Muzakkī > Abū al-ʿAbbās Muḥammad b. Yaʿqūb > al-Rabīʿ b. Sulaymān > al-Shāfiʿī > Sufyān > Yaḥyá b. Saʿīd > ʿAmrah > ʿĀʾishah > Kānat

[Machine] She used to say that there were ten known breastfeedings that were prohibited in the Quran, then they were reduced to five that were prohibited. And no one could enter upon Aisha except those who completed five breastfeedings.  

البيهقي:١٥٦٢١أَخْبَرَنَا أَبُو زَكَرِيَّا بْنُ أَبِي إِسْحَاقَ الْمُزَكِّي نا أَبُو الْعَبَّاسِ مُحَمَّدُ بْنُ يَعْقُوبَ أنا الرَّبِيعُ بْنُ سُلَيْمَانَ أنا الشَّافِعِيُّ أنا سُفْيَانُ عَنْ يَحْيَى بْنِ سَعِيدٍ عَنْ عَمْرَةَ عَنْ عَائِشَةَ ؓ أَنَّهَا

كَانَتْ تَقُولُ نَزَلَ فِي الْقُرْآنِ عَشَرُ رَضَعَاتٍ مَعْلُومَاتٍ يُحَرِّمْنَ ثُمَّ صُيِّرْنَ إِلَى خَمْسٍ يُحَرِّمْنَ وَكَانَ لَا يَدْخُلُ عَلَى عَائِشَةَ إِلَّا مَنِ اسْتَكْمَلَ خَمْسَ رَضَعَاتٍ