Dum transisset Sabbatum II

Whose song is Dum transisset Sabbatum II?

Artist Album
The Golden Age Of English Polyphony
Vol. 4 - John Taverner - The Sixteen, Harry Christophers
Vol. 9 - John Sheppard - The Sixteen, Harry Christophers
The Sixteen
Church Music by John Sheppard - 4
Church Music by John Sheppard 4