C2280 Dragon Flame Path(8)
[Sacred], was originally a kind of "Enchantment Arts." Since it was a Enchantment, of course it was attached to those enchanted items, a technique that produced effects together with the magical items.
[Divine] could be attached to weapons, and of course to other objects as well.
For example, the human body itself.
Or, more precisely, human blood.
Arthur had placed the Enchantment on his body