psallo is used for singing praise, directed to God, offered with spirit and mind, or shared among believers.

The attested use is singing praise: it is expressed as a personal intention alongside prayer, as praise to God among the Gentiles, as a response to cheerfulness, and within mutual address through psalms, hymns, and spiritual songs.

1. Singing praise in worship and mutual song · dominant

   The future first-person singular form states an intention to sing praise with both spirit and mind in 1 Corinthians 14:15, while Romans 15:9 places the same form in a declaration of praise to God among the Gentiles. The present forms describe a cheerful person singing praise in James 5:13 and people addressing one another in psalms, hymns, and spiritual songs in Ephesians 5:19; in Ephesians 5:19 the APB renders the surrounding clause "singing and making melody to the Lord with your heart."

   1 Corinthians 14:15Romans 15:9James 5:13Ephesians 5:19

In the Anselm Project Bible: The APB presents the term's clauses with "sing praise" in 1 Corinthians 14:15 and James 5:13, "sing to your name" in Romans 15:9, and "making melody" within the song-filled clause of Ephesians 5:19. These are renderings of whole translated clauses rather than definitions.