He covertly laid down the principles of the doctrine in the first four books of the Pentateuch, but withheld them from Deuteronomy.

他在摩西五经的前四卷书中暗中规定了教义的原则， 但在申命记中隐瞒了这些原则。

(Julien had just started speaking to him, without being questioned on the point, about the real time when Genesis, the Pentateuch, etc., has been written).

（于连刚刚开始和他谈论创世记、摩西五经等的真实时间，没有被问到这一点）。