The Book of Purification
Bulugh al-Maram #18
كتاب الطهارة
وَأَبُو دَاوُدَ, وَزَادَ: «وَإِنَّهُ يَتَّقِي بِجَنَاحِهِ اَلَّذِي فِيهِ اَلدَّاءُ»
and Abu Da’ud who added:
“It (the fly) protects itself with the diseased wing (by dipping it first in a drink).
وَأَبُو دَاوُدَ, وَزَادَ: "وَإِنَّهُ يَتَّقِي بِجَنَاحِهِ اَلَّذِي فِيهِ اَلدَّاءُ"
“It (the fly) protects itself with the diseased wing (by dipping it first in a drink).
— Bulugh al-Maram, Hadith 18