وَعَنْ جَابِرٍ
قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «لِكُلِّ دَاءٍ دَوَاءٌ فَإِذَا أُصِيبَ دَوَاءٌ الدَّاءَ بَرَأَ بِإِذْنِ اللَّهِ»
“There is a medicine for every disease, and when the medicine is applied to the disease it is cured by God’s permission.”
Mishkat al-Masabih 4322, Book 24, Medicine and Spells, Hadith 2. 1 min read