It wasnarrated from Zaid bin Khalid Al-Juhani that the Messenger ofAllah(ﷺ) said:
"Whoever equips a warrior in the cause of Allah, hewill have a reward like his, without that detracting from thewarrior's reward in the slightest." (ES)
English reference (ES): Vol. 4, Book 24, Hadith 2759 (ES)
Arabic reference (ES): Book 24, Hadith 2864 (ES)