If so, why does the book of Joshua provide such a different account, one of outside conquest by means of a war led by the hosts of the Lord?

若这样，为什么《约书亚书》中是完全不同的描述，是由上帝所带领的外部侵略战争？

耶鲁公开课 - 旧约导论课程节选

One possibility, of course, is, why not say that people are just robots as well and we get our commands from outside?

当然有一种说法是,为什么不说人类也是,也是由外部指令控制着的机器人呢

耶鲁公开课 - 死亡课程节选

Maybe they emerged from within, rather than being established by peoples immigrating from without.

也许他们是从内部崛起的，而不是由从外部迁徙而至的人建立。

耶鲁公开课 - 旧约导论课程节选

And the orders were given to it from something outside itself."

而这些命令,则是由外部发出的

耶鲁公开课 - 死亡课程节选