1 Corinthians 7:15
7:15 But if the unbeliever wants a divorce, let it take place. In these circumstances the brother or sister is not bound. God has called you in peace.
Ephesians 2:16-17
2:16 and to reconcile them both in one body to God through the cross, by which the hostility has been killed.
2:17 And he came and preached peace to you who were far off and peace to those who were near,
Ephesians 4:4
4:4 There is one body and one Spirit, just as you too were called to the one hope of your calling,
Ephesians 4:16
4:16 From him the whole body grows, fitted and held together through every supporting ligament. As each one does its part, the body grows in love.