yathā vindati tac chṛṇu

sve-own; sve-own; karmani-in work; abhiratah-following; samsiddhim-perfection; labhate-achieves; narah-a man; svakarma-by his own duty; niratah-engaged; siddhim-perfection; yatha-as; vindati-attains, tat-that; srnu-listen.