Any harm that comes to individuals has to be compared to the harm that comes to society.
Homosexuality causes no harm to society.
Just compare those societies where homosexuality is accepted to those where it is condemned or banned. The accepting ones are generally better societies by all metrics.
No, it is not prejudice because it is not a feelings of dislike. It is just a Baha'i Law.
God and Bahai leaders clearly dislike homosexuality. You've seen the language they use - shameful aberration, evil, immoral, against nature, affliction, handicap. It is prohibited and incurs punishments.
You agree with all this so you cannot say you do not feel the same way.
What is a prejudice simple definition?
Britannica Dictionary definition of PREJUDICE.
1. : an unfair feeling of dislike for a person or group because of race, sex, religion, etc. [noncount] The organization fights against racial prejudice.
"
an unfair feeling of dislike for a group because of sex"
There you go. That describes the Bahai position on homosexuality perfectly.
Therefore Bahaism is prejudiced against homosexuals
QED.
Your problem (which keeps cropping up) is that you don't understand what words mean and what arguments say, so you keep refuting your own position and proving that of the person you are arguing with.
It would be funny if it wasn't rather pathetic. I take no pleasure from watching you do this to yourself.