Naturian

[…] noteth in that place. Amongst Philosophers Aristotle was wise, profound; Plato humane, diuine; Pythagoras hot, precise; and all sound exquisite naturians. Amongst Diuines, Saint Augustine plaine; Saint Gregerie mild; […]

Source: wiktionary

Great ... aduantages hath a Christian by virtue of his Faith, aboue any Natunan or Politique by all his reason.

Source: wiktionary

There is no judgment comes, but naturians will find out other causes for it than God.

Source: wiktionary

They were described as 'naturians', often 'mere' or 'sole' naturians. 'The disease incident to your profession', one preacher told physicians, is 'even to be half Atheists, and that by ascribing so much to natural and second causes, and too little to God'.

Source: wiktionary