For those who always say “worry about yourself” or “mind your business” etc Abdullâh b. Mas’ûd رضي الله عنه said: “one of the worst sins is when a man says to his brother, “Fear Allāh”, and he replies, “Worry about yourself.” [Abu Bakr Al Daynuri, Al Mujalasah wa Jawaahir Al Ilm article 2619]