I would recommend seeking legal counsel to discuss ways to protect yourself. If he physically abuses you, call 911. I do not know your financial staus but if you are low income, then call legal aid of Oklahoma at 1-888-534-5243. Legal Aid will be able to provide assistance and direct you to possible resources to assist and protect you.
Hopefully this information helps you get in touch with the resouces you need.
Answers to AVVO questions are for general purposes only and do not establish an attorney-client relationship. This answer is not a substitute for legal advice and should not be relied upon without a full consultation with an attorney that can fully look at issues involved.