It wasnarrated that Tamim Ad-Dari said:
"I heard the Messenger ofAllah(ﷺ) say: 'Whoever ties a horse in the cause of Allah, thenfeedsit with his own hand, he will have one merit for every grain.'" (JA)
English reference (JA): Vol. 4, Book 24, Hadith 2791 (JA)
Arabic reference (JA): Book 24, Hadith 2897 (JA)