uttamaḥ — the best; puruṣaḥ — personality; tu — but; anyaḥ — another; parama-ātmā — the Supreme Self; iti — thus; udāhṛtaḥ — is said; yaḥ — who; loka — of the universe; trayam — the three divisions; āviśya — entering; bibharti — is maintaining; avyayaḥ — inexhaustible; īśvaraḥ — the Lord.