All burials under this Act, whether with or without a religious service, shall be conducted in a decent and orderly manner; and every person guilty of any riotous, violent, or indecent behaviour at any burial under this Act, or wilfully obstructing such burial or any such service as aforesaid thereat, or who shall, in any such churchyard or graveyard as aforesaid, deliver any address, not being part of or incidental to a religious service permitted by this Act, and not otherwise permitted by any lawful authority, or who shall, under colour of any religious service or otherwise, in any such churchyard or graveyard, wilfully endeavour to bring into contempt or obloquy the Christian religion, or the belief or worship of any church or denomination of Christians, or the members or any minister of any such church or denomination, or any other person, shall be guilty of a misdemeanor.