Originally Posted by toapat
Although it is automatically given that a Paladin of 4th level or higher qualifies for Battle Blessing, The specific wording of the feat makes it so that Prestige Paladin does not, because <Class> Spells, has no RAW definition.
Sure it does. "Paladin Spells" are defined on PHB pg. 191.
Even an Archivist can take the feat, simply because they can learn these exact same spells. (The feat will only apply to these spells.)