Furthermore, since man is subject to endless tribulations and afflicted with innumerable enemies despite his boundless impotence, and suffers from endless needs and has innumerable desires despite his boundless poverty, after belief, his fundamental innate duty is supplication.
Baada ya imani,sala hubakia kuwa ndio wajibu muhimu wa mwanadamu na ndio msingi hasa wa ibada. Kwani mwanadamu, juu ya kule kutojiweza kabisa kufanya lolote, anakabiliwa na mabalaa yasiyokwisha na ni mlengwa wa maadui wengi, na ana ugonjwa wa kuwa na mahitaji na matakwa mengi yasiyo kifani juu ya ufukara wake wa kupindukia.