jñānī ca bharatarṣabha

catur-vidhah-four kinds of; bhajante-render services; mam-unto Me; janah-persons; sukrtinah-those who are pious; arjuna-O Arjuna; artah-the distressed; jijnasuh-the inquisitive; artha-arthi-one who desires material gain; jnani-one who knows things as they are; ca-also; bharatarsabha-O great one amongst the descendants of Bharata.