I (Bride), will name you (Groom), as my husband.
You have my love and my life for all time.
In Sindarin it would be:
Bride speaks:
Im (Bride’s Name), estathar le (Groom’s Name), sui hervennen nín.
Gerich velethnín a guil nín al lû bân
Groom Speaks:
Im (Groom’s Name), estathar le (Bride’s Name), sui hervess nín.
Gerich velethnín a guil nín al lû bân