You can research Beginner Level Divine Spells and gain +1 Power.

You touch a Weapon, causing it to glow with radiant energy. The next time this weapon hits a creature, the primary damage is converted to Divine damage. If you elect to Focus on this Action, you can recharge the weapon with a Reaction.

You can research Novice Level Divine Spells, gain +1 Spell Attack and +2 Power.

You can research Journeyman Level Divine Spells, gain +5 Power and +2 Divine Mitigation

You can research Expert Level Divine Spells, gain +8 Power, +1 Spell Attack and +1 Spell Damage

You can research Master Level Divine Spells, gain +10 Power, +1 Spell Attack and +1 Resistance. Additionally, you can research or learn Grand Master Divine Spells at level 13.