The Storm of Insurrection
Granted Power (Level 1): You may choose to use your channel divine ability to instead command fire creatures or to turn water creatures.
Domain Spell Access
Level 1: burning hands
Level 2: produce flame
Level 3: fireball
Level 4: wall of fire
Level 5: fire shield
Level 6: fire seeds
Level 7: elemental body IV (fire only)
Level 8: incendiary cloud
Level 9: elemental swarm (fire spell only)
Domain Power (Level 6): You may add scorching ray to your spell list as a level 2 spell. You also gain fire resistance 10. At level 12 your fire resistance improves to 20. At level 20, you gain immunity to acid.
Epic Domain Power (Level 20): As an alternative to channel divine, you can choose to unleash fire at a single foe within 30 feet as a ranged touch attack. This attack deals 1d6 fire per level.
Mythic Domain Power (Level 30): You can spontaneously convert any of your spells into fire spells on the cleric list or spells on the fire domain list.