Part of Requiem Mass. Text appears as performed in Andrew Lloyd Webber's Requiem, meaning 'merciful Jesus."

Lyrics:

Pie Jesu, qui tollis peccata mundi dona eis requiem.

Agnus Dei, qui tollis peccatta mundi dona eis requiem sempiternam.

Translated to English:

Mericful Jesus, who takest away the sins of the world, grant them rest.

O Lamb of God, who takest away the sins of the world, grant them eternal rest.