It wasnarrated that 'Umar bin Khattab said:
"I heard the MessengerofAllah (ﷺ) say: 'Whoever equips a warrior in the cause of Allahuntil he is fully equipped, he will have a reward like his, until hedies or returns." (RU)
English reference (RU): Vol. 4, Book 24, Hadith 2758 (RU)
Arabic reference (RU): Book 24, Hadith 2863 (RU)