Sahih Muslim Book 45, Hadith 59

What makes you laugh? They said: Such and such person stumbled against the rope of the tent and he was about to break his neck or lose his eyes. She said: Don't laugh for I heard Allah's Messenger (ﷺ) as saying: If a Muslim runs a thorn or (gets into trouble) severe than this, there is assured for him (a higher) rank and his sins are obliterated.

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He said: Yes, by Him in Whose Hand is my life, there is no Muslim upon the earth." The rest of the hadith is the same.

Sahih Muslim Book 45, Hadith 58
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A believer does not receive (the trouble) of running a thorn or more than that but Allah elevates him in rank or effaces his sins because of that.

Sahih Muslim Book 45, Hadith 60