The Christian Church followed the example of Jesus and His disciples by singing from the psaltery at its worship.
"The Story of Our Hymns"
Ernest Edwin Ryden
The double reference of the Apostle to "psalms, hymns and spiritual songs" would indicate that the Christian Church very early began to use chants and hymns other than those taken from the psaltery.
"The Story of Our Hymns"
Ernest Edwin Ryden
The hymn, as may be surmised, is based on the passage from the psaltery: "Thou hast given a banner to them that fear thee, that it may be displayed because of the truth."
"The Story of Our Hymns"
Ernest Edwin Ryden