Patriarch monologue (Act 4) — Nathan the Wise; a dramatic poem in five acts

Who says that? Indeed None should omit to make use of the reason Given him by God, in things where it belongs, But it belongs not everywhere; for instance, If God, by some one of his blessed angels, Or other holy minister of his word, Deign’d to make known a mean, by which the welfare Of Christendom, or of his holy church, In some peculiar and especial manner Might be promoted or secured, who then Shall venture to rise up, and try by reason The will of him who has created reason, Measure th’ eternal laws of heaven by The little rules of a vain human honour?— But of all this enough. What is it then On which our counsel is desired?