Share your concerns and ask him to be truthful about his relationship with this woman. Calmly express how his actions and dishonesty have affected you.
Seek Professional Help: Consider seeking the support of a couples therapist or counselor. A professional can facilitate communication, provide a safe space for both of you to express your feelings, and help you work through any underlying issues in your relationship.
Set Boundaries: Discuss and establish clear boundaries regarding friendships with members of the opposite sex. Determine what is acceptable and respectful within your relationship.
Reflect on Your Needs: Take some time to reflect on what you need from your marriage and whether it's being fulfilled. Evaluate the trust, respect, and communication in your relationship and consider what steps might be necessary to address any concerns.
Consider Taking a Break: If the situation becomes too overwhelming and trust is severely broken, consider taking a temporary break from the relationship. This can give both of you time to reflect on your feelings and decide how to move forward.
Remember that every relationship is unique, and the best course of action may vary depending on the specific circumstances. If you find it challenging to handle the situation on your own, don't hesitate to reach out to friends, family, or professional counselors for support.