(51) باب الْقَدْرِ الَّذِي يُحَرِّمُ مِنَ الرَّضَاعَةِ .
It was narrated that 'Aishah said:
"The Messenger of Allah said: 'Suckling once or twice does not make (marriage) prohibited.'"
Reference: Sunan an-Nasa'i 3310
In-book reference: Book 26, Hadith 115
English translation: Vol. 4, Book 26, Hadith 3312