Mark 12:30-33
And thou shalt love the Lord thy God with all thy heart, and with all thy soul, and with all thy mind, and with all thy strength.
Luke 1:46-47
And Mary said,
John 4:24
God is a spirit, and they that worship him, must worship him in spirit and in truth.
1 Corinthians 14:15
What then is my duty? I will pray with the Spirit; but I will pray with the understanding also; I will sing with the Spirit; but I will sing with the understanding also.
Philippians 1:9
And this I pray, that your love may abound yet more and more, in all knowledge and in all spiritual sense,
Colossians 3:16
Let the word of Christ dwell in you richly in all wisdom, teaching and admonishing one another in psalms, and hymns, and spiritual songs, singing with grace in your heart unto the Lord.
Revelation 4:8
And the four living creatures had each of them six wings; round about and within they are full of eyes: and they rest not day and night, saying, Holy, holy, holy is the Lord God, the Almighty, who was, and who is, and who cometh.