Full Idea
Let us take it as agreed that we have a preconception or "an innate idea" (as I have called it) or a prior knowledge of the divine.
Gist of Idea
It seems clear to me that we have an innate idea of the divine
Source
M. Tullius Cicero (On the Nature of the Gods ('De natura deorum') [c.44 BCE], I.44)
Book Reference
Cicero: 'The Nature of the Gods', ed/tr. McGregor,Horace [Penguin 1972], p.88