pf2e.fyi
From Pathfinder #163: Ruins of Gauntlight, which isn't enabled.

Spirit Spells

FEAT 4
Archetype Ghost Hunter

Your ability to confront incorporeal menaces develops into full-fledged spellcasting. Choose a 1st-rank occult spell. You can Cast this Spell as an innate occult spell. At 6th level, you gain a 2nd-rank occult spell, and at 8th level, you gain a 3rd-rank occult spell. Each of these spells must have the divination, enchantment, or necromancy trait. You can cast each of these spells once per day

Pathfinder #163: Ruins of GauntlightOGL