bahis tasyaiva tatkāryaṃ yad anta yad apekṣayā
pramātrapekṣayā coktā dvayī bāhyāntarasthitiḥ
— external; — of that very (subject); — that effect of his; — which (is) inner; — in relation to which (it is so called); — in relation to the cognizing subject; — and; — is declared; — twofold; — the status of being external and internal
What is the external effect of that very (subject) is inner in relation to that to which it refers; thus, in relation to the cognizing subject, its twofold status — external and internal — is declared.