Cajons are made different. Look inside on the bottom or look up the MFR and model number online for a practical guide to ownership of that particular drum.
Music, whether drenching with the blood of Christ or heathen chants, are all based on the same technical properties. Each beat performed should be custom tailored to suit the music to create an accompaniment. I don't think there is a specific Christian beat. Post a song and someone will be glad to help you create a beat but most drummers innately do that from feeling.
