1. Respect and love
One of the main commandments concerning relations between a man and a woman is the commandment to love your neighbor as yourself. It teaches us to respect each other, to show care and attention to the needs of our partner, to strive for each other's happiness and well-being.

2. Loyalty and devotion
The Bible also calls for faithfulness and devotion in relationships. This means that a man and a woman must be faithful to each other not only physically, but also in an emotional and spiritual sense. They should strive to be a support and support for each other in all circumstances.

3. Cooperation and mutual understanding
Another important commandment that affects the relationship between a man and a woman is the commandment of cooperation and mutual understanding. The Bible teaches us that man and woman were created to be mutual aides to each other, complementing and supporting each other in their pursuits and goals.

4. Forgiveness and mercy
Biblical commandments also call for forgiveness and mercy in relationships. This means that we must be willing to forgive each other's mistakes and shortcomings, and strive for reconciliation and respect even in the most difficult situations.

Overall, the biblical commandments are fundamental principles that help us build healthy, harmonious and happy relationships with our partners based on respect, love, fidelity and mutual understanding.