Original: Ayyavazhi is centered on the life and preachings of Ayya Vaikundar ; its ideas and philosophy are based on the holy texts Akilattirattu Ammanai and Arul Nool .
Simplified: The ideas and philosophy of the religion are based on the teachings of Ayya Vaikundar and the religious texts Akilattirattu Ammanai and Arul Nool .