apostata

Or, fishing. They could take up fishing instead.

Because they're as useful as a pedal-powered wheelchair.

We say what's "good" in the good book.

The Bible, separately proven

This statement is doing a lot of work. I would be interested to see anything resembling proof that the bible is the inerrant word of a god.

And then it can very well kill a home through misdiagnosis.

I would imagine outcomes would be scrutinized heavily for an application like this. There is a difference between a margin of error (existing with human doctors as well) and a sentient ai that has decided to kill, which is what it sounds like you're describing.

If we didn't give it that goal, how does it obtain it otherwise?