9 He that saith he is in the light, and hateth his brother, is in darkness even until now.
NOBODY can be a real Believer in Christ and despise or hate another person who really is a believer and thus, their brother or sister in Christ!
It simply is not possible. Another TEST to see whether one really is a true believer or not. The SAME SPIRIT of CHRIST (which dwells within every believer) does NOT HATE EACH OTHER........