And Y schal conuerte youre feeste daies in to mourenyng, and alle youre songis in to weilyng; and Y schal brynge yn on ech bac of you a sak, and on ech heed of you ballidnesse; and Y schal put it as the mourenyng of oon bigetun sone, and the laste thingis therof as a bittir dai.