Ibn Mas'ud (RAA) narrated that the Messenger of Allah (ﷺ) said:
"He who guides (others) to an act of goodness, will have a reward similar to that of its doer." Related by Muslim. (FR)
English reference (FR): Book 16, Hadith 1509 (FR)
Arabic reference (FR): Book 16, Hadith 1466 (FR)