This music is composed by Georges BizetRelative level of fame is: 21160
"Au fond du temple saint" ("At the back of the holy temple") is a duet from Georges Bizets 1863 opera Les pêcheurs de perles.
The libretto was written by Eugène Cormon and Michel Carré. Generally known as "The Pearl Fishers' Duet", it is one of the best-known numbers in Western opera. It is sung by Nadir (tenor) and Zurga (baritone) in act 1.
https://en.wikipedia.org/wiki/Au_fond_du_temple_saint