‘Abd ar-Rahman b. ‘Uthman told that when a physician consulted the Prophet about putting frogs in medicine he forbade him to kill them.*
Abu Dawud transmitted it.
* The flesh of frogs mixed with olive oil was used as an antidote for snake bite, and the fat was considered helpful for extracting teeth. The prohibition of killing frogs most probably applies only to killing them for medicinal purposes.
In telling about the night when he was taken up to heaven God’s messenger said that he did not pass a company of angels without their ordering him to command his people to have themselves cupped.
Tirmidhi and Ibn Majah transmitted it, Tirmidhi saying that this is a hasan gharlb tradition.