Buy Know God, Have Mercy by Claudio Monteverdi. This anthem is a unique combination of many aspects: original music by Monteverdi, selected verses from Psalm 51, a convincing two-part texture, interwoven to create an outstandingly beautiful piece of choral music. It is especially appropriate for Lent. Part of the Hal Hopson Choral Series. There are voice sheet music, choir sheet music, organ accompaniment sheet music. The format is Octavo and the level is for beginners.