The stuff he’s saying to you sounds manipulative and emotionally abusive. What you do in this situation is manage your own sex drive with masturbation as needed and don’t tolerate less than healthy communication about your sex life from your partner. If he can’t conceive of a reality where people have fluctuating libidos then he’s not ready for a serious relationship. If you can’t conceive of a reality where your partner isn’t obligated to meet all of your sexual needs then you also aren’t ready for one.
You did the right thing.
The stuff he’s saying to you sounds manipulative and emotionally abusive. What you do in this situation is manage your own sex drive with masturbation as needed and don’t tolerate less than healthy communication about your sex life from your partner. If he can’t conceive of a reality where people have fluctuating libidos then he’s not ready for a serious relationship. If you can’t conceive of a reality where your partner isn’t obligated to meet all of your sexual needs then you also aren’t ready for one.