On a nygth, as this creatur lay in hir bedde wyth hir husbond, sche herd a sownd of melodye so swet and delectable, hir thowt, as sche had ben in paradyse. And therwyth sche styrt owt of hir bedde and seyd, "Alas, that evyr I dede synne, it is ful mery in hevyn."
Source, in full
On a night, as this creature lay in her bed with her husband, she heard a sound of melody so sweet and delectable, that she thought she had been in Paradise, and therewith she started out of her bed and said: "Alas, that ever I did sin! It is full merry in Heaven."
Notes from Wikiquote
Ch. 3; p. 5.