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." (DE)
English reference (DE): Vol. 4, Book 24, Hadith 2758 (DE)
Arabic reference (DE): Book 24, Hadith 2863 (DE)