(40) باب لَيْسَ الْغِنَى عَنْ كَثْرَةِ الْعَرَضِ
Abu Huraira reported that the Messenger of Allah (ﷺ) had said:
Richness does not lie in the abundance of (worldly) goods but richness is the richness of the soul (heart, self).
Reference: Sahih Muslim 1051
In-book reference: Book 12, Hadith 157
USC-MSA web (English) reference(deprecated numbering scheme): Book 5, Hadith 2287