Love Prophet Muhammad (Sallallahu alaihi wa sallam) more than Father, Children and whole mankind: Criteria for Iman

Volume 1, Book 2, Number 13:Bukhari Shareef

Narrated Abu Huraira:
"Allah's Apostle said, "By Him in Whose Hands my life is, none of you will have faith till he loves me more than his father, his children and whole mankind."