This is the hymn from the Vespers of the first week of Lent in the Mozarabic Rite.
Allelúia piis édite láudibus,
Cives æthérei, psállite unanímiter
Allelúia perénne.
Hinc vos perpétui lúminis áccolæ
Ad summum resonâte hymníferis choris
Allelúia perénne.
Vos Urbs exímia suscípiet Dei,
Quæ lætis résonans cántibus, éxcitat
Allelúia perénne.
Felíci réditu gáudia súmite,
Reddéntes Dómino gloríficuм melos,
Allelúia perénne.
Almum sidéreæ jam Pátriæ decus
Victóres capite, quo cánere possîtis
Allelúia perénne.
Illîc Regis honor vócibus ínclytis
Jocúndum réboat cármine pérpetim
Allelúia perénne.
Hoc fessis réquies, hoc cibus, hoc potus
Obléctans réduces, háustibus áffluens
Allelúia perénne.
Which roughly tranlsates as;
Alleluia édits pious praise,
Citizens ethers sing unanimously
Alleluia won.
Hence you perpetual light coasts
At most resonate hymníferis dances
Alleluia won.
God protect you, wonderful city,
Canter echoing what joyful, excited
Alleluia won.
Favorable income joys pleasant,
Glorify the Lord restored the melody
Alleluia won.
Nurturing the starry splendor
Victoria's head, which may trumpet
Alleluia won.
Illicit Honor famous voices
Jocundi Reboare Carmina Perpetua
Alleluia won.
This rest for the weary, that food, that drink,
Reduce oblectans submerging frankincense
Alleluia won.
You deal maker suavisonus
The songs, the most praiseworthy melody
Alleluia won.
Christ will celebrate the glory of the noise
Our God the Almighty, and we say to thee:
Alleluia won.
Alleluia won.
Amen.
Te suavísonis cónditor áffatim
Rerum carmínibus, laudêque pángimus
Allelúia perénne.
Te Christe célebrat glória vócibus
Nostris omnípotens, ac tibi dícimus:
Allelúia perénne.
Allelúia perénne.
Amen.
http://www.hispanomozarabe.es/