A Tudor Christmas Carol
As I outrode this enderes night.
From the Pageant of the Shearmen and Tailors, one of the Coventry Mystery Plays.
[The better known 'Coventry Carol', "lully lulla, thou little tiny child" comes from the same source.] https://www.youtube.com/watch?v=39AA6kFmpWY&ab_channel=Passamezzo