Which preposition to use with mura

in Occurrences 1%

Arnolfo's own unaided sculpture may be seen at its best in the ciborium in S. Paolo Fuori le Mura in Rome; but it is chiefly as an architect that he is now known.

on Occurrences 1%

I had a feeling I would never see dear Uncle Mura on earth again and doubtless our environment will differ in the Beyond.

to Occurrences 1%

[All women whose daughters are eligible as wives are mura to a man.]

Which preposition to use with  mura