Infidelity Support Group
Any relationship in which one partner engages willfully in sexual relations with another outside of the partnership is considered to have experienced infidelity. This breach of trust is often traumatizing for the faithful partner as well as the relationship, and support is often needed to heal emotionally and to decide whether or not the relationship should continue after...

If he threatens you call the police.
Get to a women's support clinic in your area who will help you track down housing support, financial support, and psychological support.
Also you need a lawyer to ensure you get custody, half the assets, and child support/alimony