Abdullah ibne-Amr narrates that Nabi Sallallahu Alaihi Wasallam said: Convey from me even if it be a single verse. (Bukhari) .
Abu Mas'ud., narrates that Rasulullah Sallallahu Alaihi Wasallam said: Whoever guides others to do good, his reward is like the one who does it. (Abu Dawud).
Abu Hurairah ~ narrates that Rasulullah ~ said: Whoever invites
towards righteousness, his reward would be equal to the rewards of all those who followed him, without diminishing their reward in any
respect. And whoever invites towards wrongdoing, the sin of which he is guilty would be equal to the sins of all those who followed him, without diminishing their sins in any respect. (Muslim).