 However, Parker persisted in his Jacobitism.Although he attended services at St. Peter in the East, he thought the prayers for the ruling monarch sinful, and signalized his objections to these prayers by standing up or making various gestures when they were recited.Parker refused to take orders in the Church of England or accept any position that would have required him to take the oaths of allegiance and abjuration, and he taught his sons his nonjuring and Jacobite principles.