'Defrauding' in the Bible

Her prophets are reckless and treacherous men;Her priests have profaned the sanctuary;They have done violence to the law [by pretending their word is God’s word].

Let no one keep defrauding you of your prize by delighting in self-abasement and the worship of the angels, taking his stand on visions he has seen, inflated without cause by his fleshly mind,