But he that is joined unto the Lord is one spirit.
1 Corinthians 12:13
For by one Spirit are we all baptized into one body, whether we be Jews or Gentiles, whether we be bond or free; and have been all made to drink into one Spirit.
John 3:6
That which is born of the flesh is flesh; and that which is born of the Spirit is spirit.
John 17:21-23
21
That they all may be one; as thou, Father, art in me, and I in thee, that they also may be one in us: that the world may believe that thou hast sent me.
22
And the glory which thou gavest me I have given them; that they may be one, even as we are one:
23
I in them, and thou in me, that they may be made perfect in one; and that the world may know that thou hast sent me, and hast loved them, as thou hast loved me.
Ephesians 4:3
Endeavouring to keep the unity of the Spirit in the bond of peace.
Ephesians 4:4
There is one body, and one Spirit, even as ye are called in one hope of your calling;
Ephesians 5:30
For we are members of his body, of his flesh, and of his bones.
Philippians 2:5
Let this mind be in you, which was also in Christ Jesus: