264. hadíth
وَقَالَ عَلِيٌّ عَلَيْهِ اَلسَّلاَمُ: «نَتْفُ اَلْإِبْطِ يَنْفِي اَلرَّائِحَةَ اَلْمَكْرُوهَةَ وَ هُوَ طَهُورٌ وَ سُنَّةٌ مِمَّا أَمَرَ بِهِ اَلطَّيِّبُ عَلَيْهِ وَ آلِهِ اَلسَّلاَمُ.
Imam Ali ibn Abi Talib (a.s) said: "Removing armpit hair eliminates unpleasant odors and is a means of purification and a practice (Sunnah) that was commanded by the Good and Pure Prophet (saws)."