In Manichaeism, the behavior of the Elect, the priestly class was traditionally bound by the Three Seals: Mouth, Hands, and Heart.
By the Seal of the Mouth they were prohibited from eating meat or drinking wine.
From a practical standpoint, this meant that they were unable to do any physical work, so they depended on the Auditors to bring them food (more on this below).
An alternative formulation divided the ethics of the Elect into Five Commandments: truth, non-injury, chastity, purity of mouth, and poverty.
)[1] The Elect, who were "sealed" with the three seals of mouth and hands and breast (ensuring virtue of speech and act and feeling), lived in monasteries, but also went on journeys to spread and strengthen the faith, travelling on foot, preaching.