русский
четыре праведных халифа португальский
califa rashidun испанский
califato ortodoxo каталонский
califat rashidun 
The four caliphs who, from the point of view of the Sunnis, held the caliphate after the Prophet.
1
He therefore advocated a return to the spirit of the Prophet and the first four Rightly Guided Caliphs (rashidun).
2
The most popular solution was found by legists and traditionists who attempted to return to the ideals of Muhammad and the rashidun.
португальский