To affaten hir flesshe · þat feerse was to synne
To a-flasshenF.5.68: F's unique reading a-flasshen-- Bx reads affaiten--is rare in Middle English. MED has only one citation, but it is clearly related to flashen with its senses of striking, slashing, throwing down violently. Here it refers to mortification of the flesh through penance. hire fleshȝ / þat feers was to synne.