Hazrat AbuHuraira(radi.Allah.o.anhu) se marvi he:

Jo koi ALLAH azza.wa.jal k faraiz se mutalliq 1 ya 2 ya 3 ya 4 ya 5 kalimat sikhay or usy achi tarah yad kr ly or phir logon ko sikhaye to wo JANNAT me zarur dakhil hoga.

(At.Targheeb Wat.Tarheeb J-1 P-54)