I’ve quickly mocked this up (VERY ROUGH, excuse quality) to give you an idea of what I’m thinking makes sense.
https://drive.google.com/file/d/1JwpM7ATxqbDAlMh_6ggOWkFntD0Y_3SE/view?usp=sharing
I think it sounds nicely and doesn’t feel out of place. Personally I’d start the choir after Anakin’s line to make some space for Obi-Wan and Satine’s theme which plays right before, but as it stands right now it’s pretty good.