Hisham bin 'Urwa هشام بن عروة · Chapters on Medicine

"Shubrum" He said: "It is hot and too strong." She said:"Then I used Senna as a laxative." So the Prophet (S.A.W) said: "If there was anything that would have a cure for death in it, then it would have been Senna."

“In black seed there is healing for every disease, except the Sam.” "Sam means death. And black seed is Shuwniz."

“Whoever seeks treatment by cauterization, or with Ruqyah, then he had absolved himself of reliance upon Allah.”

“Asma’ said: ‘O Messenger of Allah! The children of Ja’far have been afflicted by the evil eye, shall I recite Ruqyah* for them?’ He said: ‘Yes, for if anything were to overtake the Divine decree it would be the evil eye.’”