´It was narrated from 'Amr bin Shu'aib, from his father, that his grandfather said:` "The Messenger of Allah said: 'Whoever asks when he has forty Dirhams I being too demanding when asking."'
Hadith Referenceسنن نسائي / كتاب الزكاة / 2595
Hadith Gradingالألبانی:حسن صحيح | زبیر علی زئی:حسن