(5) باب فِي الْمَصَّةِ وَالْمَصَّتَيْنِ
Umm Fadl (Allah be pleased with her) reported that Allah's Apostle (ﷺ) said:
Being suckled once or twice, or one suckling or two, do not make marriage unlawful. (RU)
Reference (RU): Sahih Muslim 1451 c (RU)
In-book reference (RU): Book 17, Hadith 26 (RU)
USC-MSA web (English) reference(deprecated numbering scheme): Book 8, Hadith 3417 (RU)