Also called heresy or heterodox doctrine, meaning unrighteous, an unrighteous path, not in accordance with truth, contrary to the true path. In the past, the Buddha left a testament for the monks, listing six types of heretics:
“After my passing, many Maras will enter my Dharma, shaving their heads in temples, wearing Buddhist robes, claiming to be disciples of the Buddha, mingling with worldly people, eating meat and drinking alcohol, thus defiling the Buddhist Dharma. This is the first type of heretic.