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I don't know which spelling is accurate; I don't know if we've seen it on-screen.
Also... he's not a priest. He's pretending to be one, but he took on the identity falsely. It's never been presented that he's taken any vows, been ordained, etc -- only that he took on the identify of a priest so he could smuggle heroin. And then lived the role.
I was very impressed with the finale: it's one of the subtlest cliffhangers I've ever seen.
I hope this bodes better for the series and than the Alias finale did.