From his father, that the Messenger of Allah ﷺ said: "When one of you drinks, then do not breathe into the vessel."  

أَنَّ رَسُولَ اللَّهِ ﷺ قَالَ إِذَا شَرِبَ أَحَدُكُمْ فَلاَ يَتَنَفَّسْ فِي الإِنَاءِ  

Messenger of Allah ﷺ said, "Whenever anyone of you drinks water, he should not breathe in the drinking utensil, and whenever anyone of you goes to a lavatory, he should neither touch his penis nor clean his private parts with his right hand." (Using translation from Bukhārī 153)  

أَنَّ النَّبِيَّ ﷺ قَالَ «إِذَا شَرِبَ أَحَدُكُمْ فَلَا يَتَنَفَّسْ فِي الْإِنَاءِ»  

From his father, that the Messenger of Allah ﷺ said: "When one of you drinks, then do not breathe into the vessel." (Using translation from Tirmidhī 1889)  

أَنَّ رَسُولَ اللهِ ﷺ قَالَ «إِذَا شَرِبَ أَحَدُكُمْ فَلَا يَتَنَفَّسْ فِي الْإِنَاءِ»  

"لا يَشْرَبُ أحَدُكُمْ مِنْ فِي السِّقَاءِ".