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:499 – Abū Bakr b. Abū Shaybah > Khālid b. Makhlad > Mūsá b. Yaʿqūb > Abū ʿUbaydah b. ʿAbdullāh b. Zamʿah from his father

"The Messenger of Allah said: 'If you drink milk, then rinse your mouths, for there is some greasiness in it.'"  

ابن ماجة:٤٩٩ – حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ حَدَّثَنَا خَالِدُ بْنُ مَخْلَدٍ عَنْ مُوسَى بْنِ يَعْقُوبَ حَدَّثَنِي أَبُو عُبَيْدَةَ بْنُ عَبْدِ اللَّهِ بْنِ زَمْعَةَ عَنْ أَبِيهِ

عَنْ أُمِّ سَلَمَةَ زَوْجِ النَّبِيِّ ﷺ قَالَتْ قَالَ رَسُولُ اللَّهِ ﷺ إِذَا شَرِبْتُمُ اللَّبَنَ فَمَضْمِضُوا فَإِنَّ لَهُ دَسَمًا  

See similar narrations below:

Collected by Ṭabarānī, Suyūṭī
tabarani:20099 – ʿAmr b. Abū al-Ṭāhir b. al-Sarḥ > Saʿīd b. Abū Maryam > Mūsá b. Yaʿqūb > Abū ʿUbaydah ʿAbdullāh b. Zamʿah from his father > Um Salamah

[Machine] The Messenger of Allah ﷺ said, "When you drink milk, gargle with it, for it contains fat."  

الطبراني:٢٠٠٩٩ – حَدَّثَنَا عَمْرُو بْنُ أَبِي الطَّاهِرِ بْنِ السَّرْحِ ثنا سَعِيدُ بْنُ أَبِي مَرْيَمَ ثنا مُوسَى بْنُ يَعْقُوبَ أَخْبَرَنِي أَبُو عُبَيْدَةَ عَبْدُ اللهِ بْنُ زَمْعَةَ عَنْ أَبِيهِ عَنْ أُمِّ سَلَمَةَ قَالَتْ

قَالَ رَسُولُ اللهِ ﷺ «إِذَا شَرِبْتُمْ لَبَنًا فَمَضْمِضُوا مِنْهُ فَإِنَّ لَهُ دَسَمًا»  

tabarani:20100 – ʿUbayd b. Ghannām > Abū Bakr b. Abū Shaybah > Khālid b. Makhlad > Mūsá b. Yaʿqūb > Abū ʿUbaydah b. ʿAbdullāh b. Zamʿah from his father > Um Salamah

[Machine] The Prophet ﷺ said, "When you drink milk, rinse your mouth with it, for it contains fat."  

الطبراني:٢٠١٠٠ – حَدَّثَنَا عُبَيْدُ بْنُ غَنَّامٍ ثنا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ ثنا خَالِدُ بْنُ مَخْلَدٍ عَنْ مُوسَى بْنِ يَعْقُوبَ قَالَ أَخْبَرَنِي أَبُو عُبَيْدَةَ بْنُ عَبْدِ اللهِ بْنِ زَمْعَةَ عَنْ أَبِيهِ عَنْ أُمِّ سَلَمَةَ قَالَتْ

قَالَ النَّبِيُّ ﷺ «إِذَا شَرِبْتُمُ اللَّبَنَ فَمَضْمِضُوا مِنْهُ فَإِنَّ لَهُ دَسَمًا»