305. hadíth
وَقَالَ اَلصَّادِقُ عَلَيْهِ اَلسَّلاَمُ: «أَخْذُ اَلشَّارِبِ مِنَ اَلْجُمُعَةِ إِلَى اَلْجُمُعَةِ أَمَانٌ مِنَ اَلْجُذَامِ.
Imam Jafar ibn Muhammad Al-Sadiq (a.s) said: "Trimming the mustache from one Jumu’ah to the next (Jumu’ah) is protection from leprosy."