Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
ibnmajah:1946 – Ḥarmalah b. Yaḥyá > ʿAbdullāh b. Wahb > Ibn Lahīʿah > Abū al-Aswad > ʿUrwah > ʿAbdullāh b. al-Zubayr

that the Messenger of Allah said: “There is no breastfeeding except that which fills the stomach.”  

ابن ماجة:١٩٤٦ – حَدَّثَنَا حَرْمَلَةُ بْنُ يَحْيَى حَدَّثَنَا عَبْدُ اللَّهِ بْنُ وَهْبٍ أَخْبَرَنِي ابْنُ لَهِيعَةَ عَنْ أَبِي الأَسْوَدِ عَنْ عُرْوَةَ عَنْ عَبْدِ اللَّهِ بْنِ الزُّبَيْرِ

أَنَّ رَسُولَ اللَّهِ ﷺ قَالَ لاَ رَضَاعَ إِلاَّ مَا فَتَقَ الأَمْعَاءَ  

See similar narrations below:

Collected by Ibn Ḥibbān, Nasāʾī's Kubrá, Suyūṭī
ibnhibban:4224 – ʿAbdullāh b. Aḥmad b. Mūsá > Abū Kāmil al-Jaḥdarī > Abū ʿAwānah > Hishām b. ʿUrwah > Fāṭimah b. al-Mundhir > Um Salamah

[Machine] From the Prophet ﷺ who said, "Nothing is forbidden through breastfeeding except what reaches the intestines."  

ابن حبّان:٤٢٢٤ – أَخْبَرَنَا عَبْدُ اللَّهِ بْنُ أَحْمَدَ بْنِ مُوسَى حَدَّثَنَا أَبُو كَامِلٍ الْجَحْدَرِيُّ حَدَّثَنَا أَبُو عَوَانَةَ عَنْ هِشَامِ بْنِ عُرْوَةَ عَنْ فَاطِمَةَ بِنْتِ الْمُنْذِرِ عَنْ أُمِّ سَلَمَةَ

عَنِ النَّبِيِّ ﷺ قَالَ «لَا يُحَرِّمُ مِنَ الرَّضَاعِ إِلَّا مَا فَتَقَ الْأَمْعَاءَ»  

nasai-kubra:5442 – Muḥammad b. ʿAbd al-Aʿlá al-Ṣanʿānī > al-Muʿtamir > ʿUbaydullāh / Ibn ʿUmar > Hishām b. ʿUrwah from his father > Abū Hurayrah

“No prohibition results from suckling except for what penetrates the intestines while on the breast before weaning.” (Using translation from Tirmidhī 1152)   

الكبرى للنسائي:٥٤٤٢ – أَخْبَرَنَا مُحَمَّدُ بْنُ عَبْدِ الْأَعْلَى الصَّنْعَانِيُّ قَالَ حَدَّثَنَا الْمُعْتَمِرُ قَالَ سَمِعْتُ عُبَيْدَ اللهِ يَعْنِي ابْنَ عُمَرَ عَنْ هِشَامِ بْنِ عُرْوَةَ عَنْ أَبِيهِ عَنِ أَبِي هُرَيْرَةَ قَالَ

«لَا يُحَرِّمُ مِنَ الرَّضَاعَةِ إِلَّا مَا فَتَقَ الْأَمْعَاءَ»