His Recherche de la verite, in 1674, was the baptism of the system into a theistic religion which borrowed its imagery from Augustine; it brought into prominence the metaphysical base which Louis Delaforge, Jacques Rohault and Regis had neither cared for nor understood.
What James Martineau calls A Study of Religion is really in the main a re-statement of old theistic arguments.'
If Lang is right, " primitive " peoples drew typical theistic inferences, and argued to God from nature and from conscience, though without displacing other types of religious belief and practice.
Kant swept away, so far as his influence extended, such " dogmatic metaphysics " and the old-fashioned theism which it constituted or included; but Kant himself introduced, in his own more sceptical yet also more moral type of theistic doctrine, a new trichotomy - God, Freedom, Immortality, the three " postulates " of the practical reason."
Every theistic system, or almost every one, makes provision in some way for Kant's three postulates.
How would you define theistic? Add your definition here.