Ephesians 6:18
By means of all prayer and petition, praying at every time in spirit and watching unto this in all perseverance and petition concerning all the saints,
John 4:24
God is Spirit, and those who worship Him must worship in spirit and truthfulness.
Philippians 2:1
If there is therefore any encouragement in Christ, if any consolation of love, if any fellowship of spirit, if any tenderheartedness and compassions,
Romans 8:16
The Spirit Himself witnesses with our spirit that we are children of God.
2 Corinthians 13:14
The grace of the Lord Jesus Christ and the love of God and the fellowship of the Holy Spirit be with you all.
1 Corinthians 6:17
But he who is joined to the Lord is one spirit.