yo 'ntaḥ-sukho 'ntar-ārāmas
tathāntar-jyotir eva yaḥ
sa yogī brahma-nirvāṇaḿ
brahma-bhūto 'dhigacchati

yaḥ — one who; antaḥ-sukhaḥ — happy from within; antaḥ-ārāmaḥ — actively enjoying within; tathā — as well as; antaḥ-jyotiḥ — aiming within; eva — certainly; yaḥ — anyone; saḥ — he; yogī — a mystic; brahma-nirvāṇam — liberation in the Supreme; brahma-bhūtaḥ — being self-realized; adhigacchati — attains.

One whose happiness is within, who is active and rejoices within, and whose aim is inward is actually the perfect mystic. He is liberated in the Supreme, and ultimately he attains the Supreme.