It was narrated that 'Umar bin Khattab said:
"I heard the Messenger of Allah (ﷺ) say: 'Whoever hoards food (and keeps it from) the Muslims, Allah will afflict him with leprosy and bankruptcy."' (RU)
English reference (RU): Vol. 3, Book 12, Hadith 2155 (RU)
Arabic reference (RU): Book 12, Hadith 2238 (RU)