Complex sentence: Its main purpose was the practical teaching of religious principles, support of poor students, organizing competitions of Qira’at, Na’at and speeches and to celebrate Islamic festivals and he also took a leave from school for 1 ½ years so he could memorize the Holy Qur'an.
Split into simpler sentences: Its main purpose was to inculcate the practical teaching of religious principles, support of poor students, organizing competitions of Qira’at, Na’at and speeches and to celebrate Islamic festivals. He also took a leave from school for 1 ½ years so he could memorize the Holy Qur'an.