by not actually reading the scripure in which your belief is from probably
for example doing homophobic shit while being christian is larping christianity as in actual christianity, the leviticus verse that conservatives love to bring up originally was referring to pedophilia being an abomination, not homosexuality. not only that but if you turn to science, you'll very much see that there are plenty animals in which can have homosexual relationships, whereas us humans are the only animals who are able to exhibit acts/words of homophobia