The Messenger of Allah ﷺ drank some milk, then called for water, rinsed his mouth, and said, "It has a greasy residue."
حدثني محمد بن مصعب حدثنا الأوزاعي عن الزهري عن عبيد الله بن عبد الله
أن رسول الله ﷺ شرب لبنا ثم دعا بماء فمضمض وقال إن له دسما
Its isnad is sahih, and it is a repetition of 2007.