Consecrated with His blood to bring you Himself, the living Word, as a spiritual man, as the living God incarnate, and in that you are not alone, and He never left.
John 4:23
But the hour cometh, and now is, when the true worshippers shall worship the Father in spirit and in truth: for the Father seeketh such to worship him.
4 A wholesome tongue is a tree of life: but perverseness therein is a breach in the spirit.
30And grieve not the holy Spirit of God, whereby ye are sealed unto the day of redemption.
13In whom ye also trusted, after that ye heard the word of truth, the gospel of your salvation: in whom also after that ye believed, ye were sealed with that holy Spirit of promise,
9 Who hath ears to hear, let him hear.
For truly I tell you, many prophets and righteous people longed to see what you see but did not see it, and to hear what you hear but did not hear it.
Amen.
11 For the Son of man is come to save that which was lost.
20 For where two or three are gathered together in my name, there am I in the midst of them.
God hath sent forth the Spirit of his Son into your hearts, crying, Abba, Father.
It means more than intimacy; it also implies obedience.
3Even so we, when we were children, were in bondage under the elements of the world: 4But when the fulness of the time was come, God sent forth his Son, made of a woman, made under the law, 5To redeem them that were under the law, that we might receive the adoption of sons.
Obedience to God is freedom from death.
8 Let no debt remain outstanding, except the continuing debt to love one another, for whoever loves others has fulfilled the law. 9 The commandments, “You shall not commit adultery,” “You shall not murder,” “You shall not steal,” “You shall not covet,”[a] and whatever other command there may be, are summed up in this one command: “Love your neighbor as yourself.”[b] 10 Love does no harm to a neighbor. Therefore love is the fulfillment of the law.
No, you don't have to believe in God.
That the God of our Lord Jesus Christ, the Father of glory, may give unto you the spirit of wisdom and revelation in the knowledge of him:The eyes of your understanding being enlightened; that ye may know what is the hope of his calling, and what the riches of the glory of his inheritance in the saints