sve sve — each his own; karmaṇi — work; abhirataḥ — following; saṁsiddhim — perfection; labhate — achieves; naraḥ — a man; sva–karma — in his own duty; nirataḥ — engaged; siddhim — perfection; yathā — as; vindati — attains; tat — that; śṛṇu — listen.