(30) باب فَضْلِ مَنْ يَمْلِكُ نَفْسَهُ عِنْدَ الْغَضَبِ وَبِأَىِّ شَىْءٍ يَذْهَبُ الْغَضَبُ
Abu Huraira reported Allah's Messenger (ﷺ) as saying:
The strong-man is not one who wrestles well but the strong man is one who controls himself when he is in a fit of rage.
Reference: Sahih Muslim 2609 a
In-book reference: Book 45, Hadith 140
USC-MSA web (English) reference(deprecated numbering scheme): Book 32, Hadith 6313