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I was focusing on the second half of the sentence, but now that I look at it, that "wanted" is a very strange one.

Sorting that bit out:

(Last week,) I wanted to ask you what your beliefs were...

I wanted to ask you what your beliefs are. - Это естественный способ на английском

I wanted to ask you: "What are your beliefs?" - Это немножко нестандартный, и чтобы было правильно, нужно...