Arabic Text
حَدَّثَنَا أَبُو عَاصِمٍ، وَأَبُو نُعَيْمٍ قَالاَ حَدَّثَنَا عَزْرَةُ بْنُ ثَابِتٍ، قَالَ أَخْبَرَنِي ثُمَامَةُ بْنُ عَبْدِ اللَّهِ، قَالَ كَانَ أَنَسٌ يَتَنَفَّسُ فِي الإِنَاءِ مَرَّتَيْنِ أَوْ ثَلاَثًا، وَزَعَمَ أَنَّ النَّبِيَّ صلى الله عليه وسلم كَانَ يَتَنَفَّسُ ثَلاَثًا.
English Translation
Narrated Thumama bin Abdullah: Anas used to breathe twice or thrice in the vessel (while drinking) and used to say that the Prophet; used to take three breaths while drinking.
This hadith is from Sahih al-Bukhari, the most rigorously authenticated collection in Islamic scholarship. No editorial opinion is added.