Meaning Of Hadith
Hadith is arabic word for to report/chat/happen. Traditionally it has been applied to reports of Prophet Mohammad saw and sahaba. I am unaware of any report of other prophets in hadith literature. For more info, kindly visit these threads Discussion 39734 Discussion 21789 For second part of your question Discussion 35170 in short, we should avoid saying these kind of thing in pain as its only Allah who provides health. About Sahaba saying such things I am unaware of such literature. If it exist then it authencity will be checked according to the principles. Hope the answer helps