How do I keep the priest from killing me?

Hint 1 of 17:

If you're in the maze, and he sees you, there's nothing you can do.

Hint 2 of 17:

You should take care of him as soon as possible.

Hint 3 of 17:

By now, you should have mapped out the maze.

Hint 4 of 17:

It's lit in 452 AD.

Hint 5 of 17:

Did you notice how a wall was reinforced along the way?

Hint 6 of 17:

By now, they've certainly done something with the wall.

Hint 7 of 17:

Go up from this room.

Hint 8 of 17:

To get to this room from the start of the maze - NE. NW. E. NE.

Hint 9 of 17:

If he sees another person, he'll kill you.

Hint 10 of 17:

But if he sees a god, you have a few minutes.

Hint 11 of 17:

Put on the costume from 800 AD before you go up to the altar.