So then, they are no longer two but one flesh. Therefore what God has joined together, let not man separate. 

Matthew 19:6     

I tell you the truth, no one can enter the kingdom of God unless he is born of water and the Spirit.

John 3:5       

Though I should walk in the valley of the shadow of death, no evil would I fear, for you are with me.

Ps 23:4          

Train up a child in the way he should go and when he is old, he will not depart from it. 

 Proverbs 22:6