(51) باب الْقَدْرِ الَّذِي يُحَرِّمُ مِنَ الرَّضَاعَةِ .
It was narrated from Umm Fadl that the Prophet of Allah was asked about breast-feeding and said:
"Suckling (Al-Imlajah) once or twice does not make (marriage) prohibited." And (one of the narrators) Qatadah said (in his narration): "Suckling (Al-Massah) once or twice does not make (marriage) prohibited." (ID)
Reference (ID): Sunan an-Nasa'i 3308 (ID)
In-book reference (ID): Book 26, Hadith 113 (ID)
English translation (ID): Vol. 4, Book 26, Hadith 3310 (ID)