ProjectSkyfire/SkyFireEMU_rebase — comment on commit 535c110db2996ba495ee094ef602d82d325a0c0f
File: src/server/game/Spells/SpellEffects.cpp line 2656
By Sovak:

addhealth = int32(((addhealth + m_caster->ToPlayer()->GetBaseSpellPowerBonus() * 0.209 + m_caster->GetTotalAttackPowerValue(BASE_ATTACK) * 0.198f) * (m_caster->GetPower(POWER_HOLY_POWER) + 1))
For all 3