Sayyida Aisha (may Allah be pleased with her) narrates that in the Qur'an, the command of prohibition through suckling was revealed for ten complete sucklings. Umrah says that Sayyida Aisha (may Allah be pleased with her) used to say: Later, the command was revealed for five sucklings.
Hadith Referenceالمنتقى ابن الجارود / كتاب النكاح / 688
Hadith Gradingغلام مصطفےٰ ظهير امن پوري:صحيح
Hadith Takhrijاز غلام مصطفےٰ ظهير امن پوري:«صحيح مسلم : 1452»