21) In which region of India was the Firdausi order of Sufism popular ?

22) The most famous and the earliest biographer of Chaitanya, who wrote Chaitanya Charitamrita, was

23) The sage who is said to have Aryanised South India was

24) Kabir was the disciple of

25) The System of philosophy with which the name of Kapila is prominently associated is