28. The Lord derives no joy from fasting of the stomach; He does, however, favor fasting of the heart. In the heart, however, fast day and night, then you will fast in the Spirit and in Truth.
29. But how can you fast in accordance with the hypocritical teachings of the one who pretends to be only with one foot on the earth, but everything else is already in heaven. In accordance with that, all heathens fast as well; they eat on their days of feast all kinds of delicacies, and are more lustful for those delicacies than on the common days, when they eat their daily food.