Some assemblies use mechanical instruments during worship and others sing “a cappella.” There was a time when I wrestled with this issue. Does it make a difference whether or not we use mechanical instruments in worship?
Lessons
Instrumental Music in the Old Testament
Source
Bright Angel Church of Christ
Audio
Handout
The Truth About… Singing
Source
World Video Bible School®
Presentation by Don Blackwell: The Truth About… Singing