Sap Life Feat 2
Source Pathfinder Core Rulebook
You draw the life force out of your enemies to heal your own wounds. When you cast a Harm spell and damage at least one living creature, you regain Hit Points equal to the spell level of your harm spell. If you aren't a living creature, you gain no benefit from this feat.
Traits
Anything that doesn't list another rarity trait (uncommon, rare, or unique) automatically has the common trait. This rarity indicates that an ability, item, or spell is available to all players who meet the prerequisites for it. A creature of this rarity is generally known and can be summoned with the appropriate summon spell.
ClericThis indicates abilities from the cleric class.
HealingA healing effect restores a creature's body, typically by restoring Hit Points, but sometimes by removing diseases or other debilitating effects.