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 hearts to the Lord.
How is it then, brethren? when you come together, every one of you has a psalm, has a doctrine, has a tongue, has a revelation, has an interpretation. Let all things be done unto edifying.
What is it then? I will pray with the spirit, and I will pray with the understanding also: I will sing with the spirit, and I will sing with the understanding also.
And they sang a new song, saying, You are worthy to take the scroll, and to open the seals thereof: for you were slain, and have redeemed us to God by your blood out of every tribe, and tongue, and people, and nation;