Hadith 2052
´Ibn Mas'ud said:` "The Messenger of Allah (S.A.W) narrated about the Night of Isra', saying that he did not pass an assembly of angels except that they ordered him: 'Order cupping among your Ummah."
Hadith 2373
´Abu Hurairah narrated that the Messenger of Allah (s.a.w) said:` "Richness is not having many possessions, but richness is being content with oneself."
Hadith 2649
´Narrated Abu Hurairah:` that the Messenger of Allah (ﷺ) said: "Whoever is asked about some knowledge that he knows, then he conceals it, he will be bridled with bridle of fire."