Vocal? Mechanical? Or both?New Testament passages on the subjectActs 16:25 - Paul and Silas singing in prison.Romans 15:9-10 as an example of instructing people to sing.I Corinthians 14:15Ephesians 5:19 - This is usually the scripture people use to try to teach that mechanical music is permitted by God.Colossians 3:16Hebrews 2:12James 5:13 - “let him sing psalms”Objections and quibbles consideredOld covenant people worshipped God with the instrument.II Chronicles 29:25 - This was acceptable to God at the time.God did not repeat His commands for mechanical music in the new covenant.There will be music in heaven.There will be no physical objects in heaven, thus no mechanical instruments of music.The New Testament does not mention song books.I Corinthians 14:33 - Song books don’t add another act to worship. They just allow us to worship decently and in order.The Bible does not say not to.You have instruments in your homes.Origin of instruments in worhipOriginally, it was commanded by God. II Chronicles 29:25The Jews rejected christ and kept using instruments of music.The Catholic church borrowed instrumental music from the Jews about 670 A.D., even though is caused a split in the church.So, why no instrument?God has not told us He desires such in the New Covenant.