Build relationships with people so that each of you are mutually strengthened through friendships. If you are always the giving one, or always the receiving one, there is a greater potential for jealousy to develop. Share your jealous concerns with one of these friends with which you have a close relationship. Ask them to give you a more balanced perspective. If you are jealous of your marriage partner, you have that right.
Marriage is a special relationship.
Each one should be first with the other. However, marriage is not a legal grant to possess the other. Galatians 5 tells us that jealousy is a spiritual matter. It would be helpful to take the matter to Christ and ask Him to change you so that you are not controlled by jealousy. How To Change Negative Emotions 1.