(49) باب مَا يَحْرُمُ مِنَ الرَّضَاعِ .
It was narrated from 'Aishah that the Prophet said:
"What becomes unlawful (for marriage) through birth becomes unlawful through breast-feeding." (ES)
Reference (ES): Sunan an-Nasa'i 3300 (ES)
In-book reference (ES): Book 26, Hadith 105 (ES)
English translation (ES): Vol. 4, Book 26, Hadith 3302 (ES)